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Common locations include upper back, shoulders, and abdomen. [4] It is possible to have several lipomas. [3] The cause is generally unclear. [1] Risk factors include family history, obesity, and lack of exercise. [1] [3] Diagnosis is typically based on a physical exam. [1] Occasionally medical imaging or tissue biopsy is used to confirm the ...
A ganglion cyst is a fluid-filled bump associated with a joint or tendon sheath. [3] It most often occurs at the back of the wrist, followed by the front of the wrist. [3] [4] The cause is unknown. [3] The underlying mechanism is believed to involve an outpouching of the synovial membrane. [4] Diagnosis is typically based on examination.
The scalp, ears, back, face, and upper arm, are common sites of sebaceous cysts, though they may occur anywhere on the body except the palms of the hands and soles of the feet. [4] They are more common in hairier areas, where in cases of long duration they could result in hair loss on the skin surface immediately above the cyst. They are smooth ...
Lipodystrophy can appear as a lump or small dent in the skin that forms when a person performs injections repeatedly in the same spot. These types of lipodystrophies are harmless and can be avoided by changing (rotating) the locations of injections.
Lipomas that sit over bony areas such as the ribs and lower back can cause discomfort when lying down or receiving any kind of pressure. The age at which familial multiple lipomatosis begins to make an appearance on the individual's body varies; for some it may be as early as 5 years of age.
In some cases, individuals with occipital buns experience a range of symptoms. The most common symptoms include tenderness at the back of the skull while lying down and/or when moving the neck. A surgical procedure can be done to reduce the size of the occipital bun and relieve symptoms. [1]
The cause of the disease remains unknown, but its incidence strongly correlates with alcohol use disorder (over 90% of cases); in such cases, abstinence from alcohol prevents disease progression. Defects in the adrenergic-stimulated lipolysis and accumulation of embryological brown fat have also been reported.
Erythema nodosum (EN) is an inflammatory condition characterized by inflammation of subcutaneous fat tissue, resulting in painful red/blue lumps or nodules that are usually seen symmetrically on both shins, on the thighs, arms, and elsewhere. [1] It can be caused by a variety of conditions but 20 to 50% of cases are idiopathic.