Lump On SternumA skin growth is a benign (non-cancerous) lump of tissue that projects out from the surrounding skin. Fatty tumors are often tender to the touch, although dogs seldom show signs of discomfort from these benign tumors. Very simple and easy to do, and I can usually give my clients and answer in about 5 minutes. Neoplasms, Giant cell tumors, Sternum. Causes of lumps below the sternum Xiphoid syndrome Xiphoid syndrome is a rare condition that causes inflammation of the lower tip of the sternum, which is called the xiphoid process. The raised area may be visible all the time or only when you cough, sneeze, or laugh. This lump is a result of inflammation. However, it is a good idea to h. While the vast majority of lipomas are located just under the skin anywhere in the body, these lumpy masses may also develop in the abdomen and chest. Periumbilical abdominal swelling, mass, or lump; Umbilical mass; Diffuse or generalized umbilical swelling or mass. the appearance of a lump over the manubrium sterni on the Radiographs of the sternum showed that there was a. Mine is most likely from misaligned vertebrae putting pressure and tension on my ribs. Stomach ulcers are another digestive problem that can cause pain and discomfort around the breastbone. The painless lump can happen at any Lipoma. The sternal angle is a joint and is susceptible (though not highly susceptible) to dislocation, ligamentous tears, and other injuries, which all could cause the sort of symptoms you're experiencing. Costochondritis is inflammation of the cartilage that links your ribs to your sternum. Chest Wall Tumors The chest (thoracic) cavity is a space that is enclosed by the spine, ribs and sternum (breast bone) and is separated from the abdomen below by the diaphragm. What is the lump just below my sternum? An epigastric hernia usually causes a bump to occur in the area below your sternum, or breastbone, and above your belly button. Pain is described as pressure or tightness, and you may have other symptoms like upper abdominal. Sprain of sternum; Sternum sprain. It is called the xiphoid process. I had my aortic valve replaced in 2012. Will be calling GP in the morning asap, hopefully its a cyst. Radiological, histological, and microbiological investigations helped diagnose the condition and the child responded well to antitubercular therapy (ATT) and surgical debridement. Gynecomastia appears as a swelling or lump in one or both breasts, is generally centrally located and may be tender. The cartilage becomes hard and bony. The chest wall is made up of bone (sternum, ribs and thoracic spine), cartilage and other 'soft tissues' including muscles, tendons, ligaments, . Below are some of the more common skin growths on dogs:. Neoplasms are abnormal growths of tissue. These painless, immovable cysts can form on the top of the foot, the top of the wrist and the back of the hand. Her scans looked great, Her onc felt the lump on the sternum and said that it's likely nothing at all but could be muscular. Breast cysts usually happen in women between 35 and 50 years Fibroadenoma. Lumps can occur in three main areas: within the breast tissue on the chest below the sternum. I think that you are having a lymph node near the sternum. I have found a lump on my sternum that leans over to the left. 24yr old male smoker 5^9 190 pounds? Dr. At first there wasn't any other pain involved. We use the two views to triangulate the position of an imaging observation. In most men, this projects forward . In elderly dogs, fatty tumors are prevalent and. The bony lump felt behind each lower ear. Admitted as a precaution, BP normal-to-low, heart ultrasound revealed a slightly lower efficiency in one chamber of my heart. Lump at end sternum: Sternum, after all growth centers have fused, has a pointed lower end called the xiphoid process, which sometimes feels like a hard lump. It's quite tender to touch or pressure. When this part is damaged, it gets inflamed. Systemic manifestations such as cough [ 5 , 7 ], fever [ 1 , 2 , 5 , 8 ], night sweats [ 6 – 8 ], weight loss [ 2 , 5 – 8 ], malaise [ 6 ], and fatigue [ 6 ], even when reported, are generally less dramatic. It is also possible for the area to become inflamed, causing a lump to develop around the lower. These abnormalities need to be investigated as it may be a clinical sign of certain underlying diseases. "The clavicle is a very superficial bone," says Dr. Causes of Sternal Lumps and Swelling Injury. All of these tumors tend to be a lump on the chest wall surface or a . NCI's Dictionary of Cancer Terms provides easy-to-understand definitions for words and phrases related to cancer and medicine. The collarbone, or clavicle, is a long and thin bone that runs between the sternum and shoulder blade. However, it can often be mistaken for a more. The lump is formed by a proliferation of breast ducts and fibrous tissue. It connects the arm to the body, and is situated near many nerves and blood vessels. Rare causes for a painless chest wall lump include non cancerous cell growth known as lipoma, dermatofibroma, or breast cancer. He said an enlarged lymph node would not appear like this, not would a secondary tumor. The thing is mine is not painful at all. Most often, lumps are harmless, but, in some cases, they may indicate a dangerous, underlying condition or illness. It can also be a bony extension of the sternum or one of the ribs. Googling also suggests that they could be calcium deposits. Just because the first nine lumps are lipomas, doesn't mean the tenth will be. They’re usually found in older. Chest wall tumors, whether malignant (cancerous) or benign (non-cancerous), are classified as primary or secondary (metastatic). The collarbone has numerous vessels and nerves surrounding it and thus any issue with the collarbone can affect the working of the nerves and vessels. You may develop rheumatoid nodules under the skin when you have rheumatoid arthritis. At the time, it was sore and tender, but I think this is because I had pushed on it/tried to manipulate it so much. You will find the strength to see this through. “The clavicle is a very superficial bone,” says Dr. A week ago, i noticed some lumps with bone texture in what i believe to be my third and fifth ribs (bilateral), near the sternum. The bump they are talking about is on the clavicle. I noticed a dent in top of my head. The xiphoid process, also referred to as the metasternum, is a small, bony extension of the sternum at its lower end. Gerry Medical Officer IV Doctor of Medicine 1,691 satisfied customers I am 27. Mediastinal tumors develop in the. A Swelling over Sternum in a Child: Reminder of an Uncommon. A lump on the collarbone may be a cyst. Since then, he noted a “lump” over the anterior . Several pathologies can cause lumps near the sternum. A ganglion cyst is a small, round, fluid-filled lump that grows under the surface of the skin, usually on your hands. Rowlin Lichter answered Orthopedic Surgery 73 years experience Cartilage calcified: You are feeling the cartilaginous junction of the ribs with the sternum. Lumps on the sternum may not involve the breastbone. Saw my doctor at the time who think's. Still, they can look the same from the outside, so it’s hard to tell. What Is The Lump Just Below My Sternum?. "While many lumps will end up being benign breast lump disease, many others won't be. It runs between the shoulder blade and the sternum. National Center for Biotechnology Information. What organ is at the bottom of the sternum, in addition to the one above? The thymus, a small butterfly-shaped organ between the heart and the sternum, or. She hasn't come across a situation like this before. Chest lumps due to local infectious causes may appear as boils, or abscesses. It is unmovable and feels a part of the bone. Injury and inflammation: Even though one can easily feel the sternum bone by touching the Treatment for. If a lump occurs below a person's sternum, there are two common causes. Sharp or achy pain in the sternum. Unusual sternal mass: Adenocarcinoma with unknown primary site. The sternum is the bone that makes up the middle front of your ribcage. Many times, people notice an abnormal growth on the collar bone. It would depend on how deep the lump is, as well as some other characteristics - i. Steven Heath answered Family Medicine 35 years experience. Try not to look anything up on Google - as many here will tell you, it will only bring you the worst case scenarios and make you worry even more. I had this lump removed and it was very painful and uncomfortable. Tubercular osteomyelitis of the sternum presents with local symptoms like swelling [1, 2, 4–7], discharge [2, 7, 8], or ulcer with [4, 6, 8, 9] or without associated pain. To be at the surface it's likely either muscle or bone. Anyone else have them and how much did they grow or cause a problem. Has anyone else found weird lumps on the body after losing significant weight? I'm 14 weeks post op and a few weeks ago felt a lump/knot in. Lump on bottom of sternum. What does a lump on a dog’s chest mean? Most lumps are fatty tumors, though. If you find a breast lump that feels round, smooth and firm, it could be a cyst — a dilated milk duct filled with fluid. In this article, we discuss the anatomy of the sternum and its parts; manubrium, body and xiphoid process. The most common types of lumps or bumps found on puppies are warts, skin tags, button tumors, and abscesses. 15 Tips About dog sternum lump From Industry Experts I recently had a dog that had a lump on the sternum. Even though the bones of the sternum are flat, their surfaces are not smooth. Common Objects Used to Guess the Size. The xiphoid is at the bottom of the sternum, the clavicle is at the top. lump at bottom of sternum. Things to consider would be a bony lesion on the sternum, or a lipoma (fatty tissue deposit) superficial to the sternum. It could be an enlarged heart or a bloating of stomach. However, it can often be mistaken for a more serious medical condition, such as. Take it in bite sized pieces, either day by day or hour by hour. Rowlin Lichter answered Orthopedic Surgery 73 years. Treatment depends upon the extent of injury. The sternum or breastbone is a long flat bone located in the central part of the chest. Vascular Thoracic Outlet Syndrome. Painless lump to the left of sternum?. Results came back clean! Very good news. The left side is also where I feel most pain when I sneeze, lift things, or twist torso. Many different things can cause hard lumps under your skin. Found a hard lump on the bone of my sternum- concerned? I'm a 22 year old female and today I noticed for the first time a small lump (about the size of a pea) near the centre of my chest. If your physical goes okay and everything checks out, I . Lack of awareness about isolated tubercular osteomyelitis of the sternum resulted in a delay in diagnosing the condition in an eleven-year-old girl who presented with a gradually increasing swelling over the sternum. Gynecomastia is a noncancerous disorder characterized by increased breast tissue in a male. Sternum Lumps and Causes of Breastbone Swelling. Recently they have become bigger and although not actually painful I am aware of them. A chest trauma is the major cause of xiphoid process inflammation. It can instead arise from th See more. Abnormal Lump on the Collarbone (Clavicle) that Was Never There Before. The sternum is covered by subcutaneous tissue and skin as part of the anterior chest wall. Other terms used to describe the various types of chest lumps include bump, nodule, contusion, tumor and cyst. Behind the Mystery: Chondrosarcoma · Why am I getting pain over my STERNUM? · Is that lump a Sarcoma? · Sternum Anatomy | Manubrium, Gladiolus, . Non-smoker (10 years quit) with no heart attack history. Unless you’re sure about the cause of a lump or bump, bring your dog. Im a very positive person but when this kinda thing happens it really worries you as im having reallt short of breathe at the moment. Im a 40 years old and yesterday found a lump about the size of a 5p pence on my sternum, I'm worried sick. In these cases, your vet may recommend a wart. 2k views Reviewed >2 years ago Thank Dr. You've done the right thing in booking an appointment to see a doctor. How they feel Firm or slightly spongy. It may also be indicative of eye cancer, notes Bupa. Over the last couple of days i've been getting alot of back pain directly behind the sternum (reluctantly took 2 x 30/. the joints between the cartilages that join the ribs to the breastbone. Epigastric hernia A hernia is when an organ pushes through the muscles and tissues that hold it in place, causing it to. derek76 This is a repost of an old post of mine. I have a hard lump on sternum. This growth can be a result of multiple causes. It's only on one side and I'm certain it wasn't there before (at least not since a few weeks ago). Bony lumps on sternum after surgery. The bulge is usually made up of fatty tissue, but the intestine can also cause projections. On clinical examination, a firm to hard swelling over manubrium and upper part of the body of sternum bone - with ill-defined margins, of size approx. Please It seems to be xiphisternum But Consult at nearby physician in person as detailed clinical examination is needed. Try not to think of getting through the next few days/weeks. Sometimes, it's more visible when breathing in. I have a lump on my sternum which is hard and about 2 inches…. Despite the presence of an uneven surface, the sternum looks and feels flat in normal conditions. info says that a stomach ulcer can cause pain. Lumps on the sternum are often brushed off as the xiphoid process, the naturally occurring extension of the sternum at the bottom of the human . The sternum is worn away unusually around where this hard, malformed bit grinds into my sternum. About 16% of dogs are affected Middle-aged to geriatric dogs are most. This is a common occurrence and can be a sign of a serious health problem. A woman's risk for breast cancer is highest after the age of 50, but even young women can develop breast cancer. Mediastinal tumors are growths that form in this area. In rare cases, an unexplained lump, bump or swelling can be a sign of a more serious issue beneath the skin. My right side of sternum is flat, while left side is all bulgy. Primary malignant giant cell tumor of the sternum. and swelling of the cartilage of one or more of the upper ribs (costochondral junction), specifically where the ribs attach to the breastbone (sternum). Posted 4 years ago, 4 users are following. Two years ago admitted to hospital in middle of night with chest pain (non-radiating) and central pressure. It feels like bone and is on my sternum. If there was a weak spot in the abdominal muscle, the increased pressure may have been enough to push the intestines through the weakened area causing the hernia. Lump on bottom of sternum or ziophode process Not sure where each is at but stomach starts right below lump … read more Dr. Usually, you find it and this confirm the 3D location of. What does a cancerous tumor look like on a dog? Melanoma tumors typically appear as darkly pigmented patches of skin. Primary tumors originate in the bone or muscle of the chest wall. Malignant Skin Tumors: These types of tumors are cancerous, and appear as noticeable lumps or sores on the skin that won't heal. Pea or pencil eraser: ¼ inch or 6 . I recently had a dog that had a lump on the sternum. Lump on sternum with upper back pain. It is about the size of a grape. Both pingueculae and pterygia are types of small gr. A ventral hernia can explain your lump well. A lipoma is not cancerous and occurs in about 1% of people. The xiphoid process is a small, triangular part of the sternum that starts out as cartilage and eventually hardens as a person ages. swelling or lump on sternum? please help : r/costochondritis.What Would Cause a Lump on the Sternum?. Baking soda (sodium bicarbonate) can prevent heartburn, which in turn will help to reduce chest and sternum pain after eating. A strained or pulled muscle in the chest wall can. These lumps usually form close to the affected joints and may be as small as a pea or as large as a walnut. repetitive upper body movements, like lifting. Most chest wall tumors found in children are primary, while most found in adults are. mine is like that and the other side is not just normal but feels like it slants inside opposite of the lump side. It is natural for a person to have concerns if they find a lump. A lump on the sternum could be a swollen lymph node, a lipoma (localized collection of fat), a neurofibroma (localized collection of nerve and fibrous tissue) or a scar tissue from a surgery. It is definitely part of the bone - hard as a rock. The small rectangular bulge below the sternum is called xiphisternum, metasternum, or xiphoid process. I wouldn’t call it a lump or anything - it’s hard and runs down my. 7 [convert to ICD-9-CM] Congenital malformation of sternum. Learn this topic now at Kenhub. It’s only on one side and I’m certain it wasn’t there before (at least not since a few weeks ago). Chest lumps can involve the chest wall skin or be situated deeper below. A broken sternum is usually the result of blunt force trauma, like a car accident, sports injury, or fall . A painless lump on the chest can most commonly be caused by a skin condition like an abscess, wart, or cysts. The most common type of malignant skin tumors are mast cell tumors. It extends from the sternum in front to the vertebral column behind, and contains the heart, aorta (the body's largest artery), esophagus, thymus (one of the glands), trachea, lymph nodes, and nerves. They can be as small as a pea or as large as a. See a patient discussion about the bump on the top of the incision scar after open heart surgery. Most of these tumors are being (non- . Recently they have become bigger and although not actually. A cyst is a sac filled with fluid or other material. Fewer than half of lumps and bumps you find on a dog are malignant, or cancerous. If the lump size is not increasing then nothing to worry. It is still necessary to consult a doctor especially when one suspects otherwise. Gynecomastia usually occurs around the age of puberty or in older men, and is associated with hormonal or medication effects. how soft, movable, or tender it is. Why does my dog have a fatty lump on his chest? A lipoma is a very common benign mass made up exclusively of fat cells. throat arms Pain, tenderness, and swelling can come and go, making it a challenge to diagnose. The xiphoid process /ˈzaɪfɔɪd/, or xiphisternum or metasternum, is a small cartilaginous process (extension) of the inferior (lower) part of the sternum, . This is a repost of an old post of mine. From the start I have felt a sharp piece of wire just under the skin in one place. A patient was in having his removed while I was in hospital. Lymphoma is cancer of the lymph node cells (lymphocytes). A proliferation of fat cells is the origin of this type of dome-shaped lump, which is soft to the touch. It is when, veins or arteries near the collarbone get compressed under it, leading to blood clots and swelling. It is more prominent in babies and slender children. I had my aortic valve replaced in May 2012. The sternum, or breastbone, is in the center of the chest. Less than half of malignant chest wall tumors are primary. Plain films, or a CT scan, should be considered for further evaluation. Painful lump on clavicle bone right of sternum hard lump end of clavicle connected to the sternum hard lump under clavicle lump above right clavicle, supraclavicular Enlarged Collarbone Clavicle Near Sternum Lump under clavicle bone after car accident Large lumpe under clavicle, left of sternum. When to Worry About a Lump Under Your Skin – …. The cyst sits on a small stalk that may seem movable. Congenital anomaly of sternebra; Congenital anomaly sternum. I have a bone lump on my chest, about 1inch in diameter and about 1/4 inch extended out. At first, it felt like a softer little nodule and to me the location was right below the sternum (ie could be the xiphiod). However, it is recommended to consult a doctor if . Later I could feel several bony spurs on my sternum. I have a lump on my sternum which is hard and about 2 inches in width and about an inch in length, I have only noticed for a week, not painful, but I have been very tired in the last two months without any other noticeable symptoms, I am thin and have maybe lost five pounds in the last month without any change in dietis this any cause for concern ?. A lump on the sternum could be a swollen lymph node, a lipoma (localized collection of fat), a neurofibroma (localized collection of nerve and fibrous tissue) or a scar tissue from a surgery (may be the melanoma surgery if it happened there). A chest lump is a protuberance or localized area of swelling on the chest. Scary Medical Symptoms You Shouldn't Worry About. Sometimes there may be swelling in or over the sternum or isolated lumps (masses) that can be felt or can even be seen over the sternum. I went to a GP and he thought it might be costochondritis. Hard Bone Lump On Collar Bone (Clavicle). Many different things might cause this sudden lump on the dog’s nose. Boilings or abscesses may appear as chest lumps caused by local infectious causes. It is also possible for the area to become inflamed, causing a lump to develop around the lower sternum. It is normal unless it begins to look infected or hurts a. What does a lump on your sternum mean? Pain, tenderness, and swelling can come and go, making it a challenge to diagnose. Most common tumours affecting sternum are chondrosarcoma, osteosarcoma, myeloma, and lymphoma. It can also be caused by an infection. I’m a 22 year old female and today I noticed for the first time a small lump (about the size of a pea) near the centre of my chest. It connects to the ribs via cartilage and forms the front of the rib . Most people have experienced lumps in some form, especially if they’re older. They may grow rapidly or may not change in size. Read below for more information on causes and treatment options. However, it can often be mistaken for a more serious medical condition, such as a tumor. Sometimes it may be caused by a problem with the joints in the back, or another underlying condition like fibromyalgia or rheumatoid arthritis. Mosquitoes can also transmit severe diseases, such as dengue fever, malaria, yellow fever, encephalitis, meningitis, and West Nile virus. s hard to say what this lump could be. It is the most common type of breast growth in men. The mediastinum lies between the right and left pleurae (a delicate membrane that encloses the lungs) in and near the median sagittal plane of the chest. In certain situations, one might be able to feel or see swollen lumps or regions over the sternum. It’s the most common cause of chest bone pain. 4 Baking soda helps to neutralize excess stomach acid resulting in less acid going back up the esophagus. Chondrosarcoma: Forms in cartilage and can spread to bones, usually your ribs or breastbone (sternum). The results of an ultrasound are often not back for 1-2 weeks, so your GP's holiday shouldn't delay thins too much. Thankfully, cancer in puppies is rare. it seems to look like a gangli … read more. Like any other part of the body, the walls of the chest cavity are susceptible to tumors. Lump on collarbone: Symptoms, causes, and treatment. Skin lesions are considered abnormal lumps, bumps, sores, or ulcers on the skin. Rare causes for a painless chest wall lump . In the epigastric region, an epigastric hernia can cause tenderness and pain. Take care! Helpful - 0 Comment LivingInHope. lump on left side where clavicle meets sternum Lump on sternum with upper back pain lump on collarbone near throat lump on collarbone Lump on clavicle near sternum Alleviated Xiphoid Pain under skin hard growth where rib cage joins Lump Above Collar Bone Lump below right clavicle, it's not painful and doesn't feel hard Little lump/bump on my. A strained or pulled muscle in the chest wall can cause chest bone pain. A proliferation of fat cells is the origin of this type of dome-shaped lump, which is soft. What is the lump just below my sternum? – TeachersCollegesj. What kind of a lump? If it feels bony, that's called the xiphoid process. There are times when a small lump may be the only sign of a fractured clavicle. From your post, it seems that the lump on the left side of your sternum is superficial. One end of the collar bone forms a joint with the sternum (the breastbone), while the other end forms a joint with the scapula or the shoulder blade. Most of these tumors are being (non-cancerous). This is the most common cause of a lump on the clavicle. Finding Hard Lumps Under Your Skin: What You Need to Know. These cancerous tumors in dogs often do not spread, but will grow into and disrupt surrounding tissues. I had a small lump that felt like cartilege not bone at the top of my incision. The ribs attach onto the breastbone and the backbones. By kpay10, August 7, 2014 in POST-Operation Weight Loss Surgery Q&A. Tumors and Cancer Chest wall tumors are one of the more common masses that may cause a sternal lump. What does a lump in the middle of your chest also mean? Chest lumps can be caused by a variety of factors, including infections, inflammation, tumors, and trauma. Lump Between Breasts on Sternum $99 for entire year supply of "1 per Day!" Bariatric Multivitamins! Lump Between Breasts on Sternum. After the procedure I was a aware of two places where the wires in my sternum felt sharp when my. Costochondritis is a painful swelling of the cartilage that attaches the ribs to the breastbone. Dogs have 13 ribs that form the supportive structure (rib cage) of the chest cavity. Almost all secondary tumors are malignant. It's a very odd little bone that was buried under a mound of fat while we were morbidly obese. It finally went away after 8-9 months. Reply Guest over a year ago Check out Condensing osteitis of the clavicle It is a benign idiopathic condition affecting the medial end of the clavicle, and is characterised by sclerosis and expansion of the clavicular head. A slowly enlarging lump of the sternum may mimic as a . The wall is made up of the ribs, the sternum . An epigastric hernia’s symptom is usually a bump in the area below your sternum or breastbone, as well as above your belly button. If a woman finds a lump over her sternum, which is more of a indication of cancer, a fixed or movable lump Read More I recently found a small, pea sized knot below my sternum in between the top four abs, directly in the middle. now 5 months later i have all these little bumps down the center and at the bottom which apparently is the wire holding my sternum together (im thin so you can feel it) one of the bumps sticks out quite a bit and is quite painfull so i am having a ct scan to see how stable my sternum is and they might take out the wire, (or at least snip off the …. Early detection is key to keeping your dog happy and healthy. These are benign, meaning not cancerous. "If there is swelling or a difference in the side to side appearance of the collarbone, it's important to have that evaluated. Cysts are located under the skin and occur when fluid fills into a sac. This injury is caused by overuse or repetitive movement, an increase in activity level, or a sudden improper movement. Bumps on the chest can also result from a skin lesion. In elderly dogs, fatty tumors are prevalent and may cause abrupt lumps on your pet's body. In many cases, the cause is unknown, but it is sometimes related to exercise or a recent illness. It can cause sharp chest pain, especially when . Bumps that are cancerous are typically large, hard, painless to. 9 Possible Causes of Hard Lumps on Your Collarbone. "Any abnormal swelling or lumps on or around it are generally fairly easy to see. You should see our physician to get an opinion as to whether or not Read More Created for people with ongoing healthcare needs but benefits everyone. Chest lumps can be caused by any number of conditions, including infections, inflammation, tumors or trauma. it is located between my chest muscles on the sternum. Found a hard lump on the bone of my sternum. the delay in the diagnosis can be hazardous as it has the potential to cause serious complications such as secondary infection, fistula formation, spontaneous sternum fracture, compression or erosion of large blood vessels, tracheal compression, or extension of sternal abscess into the mediastinum, subcutaneous tissue, or pleural cavity and …. The chest wall, sometimes called the thoracic wall, protects the heart, liver, lungs and other vital organs. it runs up the entire bone connecting ribs and feels like weird sticky lump holding that entire spot together or …. A chest lump or bump is most commonly caused by an allergic reaction which typically look like red bumps on the chest, or a skin condition like a pimple, boil, cyst, or wart. Many women have these kind of lumps under the breast,almost on the rib cage beside the sternum. 11 Reasons You Have a Lump on Your Collar Bone. As Petco mentions, lumps or bumps can often be categorized into two classifications: skin growths and tumors. I had this lump removed and it was very painful. Learn more about skin lump including causes of skin lumps and lumps A small hard lump felt at the lower end of the sternum (breastbone). At this point, the vet can't tell if Anya's heart is larger than normal, but she confirm there's no murmur. Sternum lump causes · Broken sternum. More often than not, hard lumps are not life-threatening and are simply the buildup of material in the body. Bony lumps on sternum Follow Posted 4 years ago, 4 users are following. An epigastric hernia usually causes a bump to occur in the area below your sternum, or breastbone, and above your belly button. Unusual growths on the chest are nearly non-cancerous, however a painful lump on the chest should be treated by a medical provider. While he was lifting weights around two years back, he felt a sudden sharp pain over the top of his sternum. The top of Causes of Sternal Swelling. The cartilage becomes hard and bony anytime between the age of 15 and 29 years. The bulge usually consists of fatty tissue, but the gut can also cause protrusions.