Alpha 1-antitrypsin deficiency, also, is a major cause of Panniculitis.

It is now considered a panniculitis that is not associated with a single defined pathogen.

Panniculitis can also be classified based on the presence or absence of systemic symptoms:

Then there is cold panniculitis, an inflammation in and among the fat cells after prolonged exposure to the cold.

The exact cause of idiopathic nodular panniculitis is not known (idiopathic).

Panniculitis with systemic disease can be caused...

CHP is a rare and often fatal form of panniculitis with multisystem involvement.

Bazin disease (or "Erythema induratum") is a panniculitis on the back of the calves.

It is type of panniculitis.

Inflammation of subcutaneous fat, form of panniculitis.

Erythema nodosum is the most common form of panniculitis (inflammation of the subcutaneous fat).

Cold panniculitis is a skin condition characterized by inflammation of the subcutaneous fat after exposure to cold, most often seen in infants and young children.

Atrophic connective tissue panniculitis is a rare condition, and often occurs on the upper or lower extremities.

Necrotizing panniculitis.

Neutrophilic lobular panniculitis is a cutaneous condition characterized by inflammation of the subcutaneous fat.

It is a form of lower extremity panniculitis, an inflammation of the layer of fat under the epidermis.

Have a family history of emphysema, bronchiectasis, liver disease, or inflammation of the fat under the skin (necrotizing panniculitis).

Microscopic examination will reveal a septal panniculitis with acute and chronic inflammation in the fat and around blood vessels.

The subcutis can be affected by inflammatory conditions such as panniculitis and malignancies such as liposarcoma.

Erythema nodosum is due to inflammation of the underlying subcutaneous tissue, and is characterized by septal panniculitis.

Popsicle panniculitis is a dermatologic condition that shows that exposure to low temperatures can selectively damage subcutaneous fat while leaving skin intact.

In most cases, idiopathic nodular panniculitis is associated with fever, a general feeling of ill health (malaise), muscle pain (myalgia), and/or abdominal pain.

Lupus erythematosus panniculitis (Lupus erythematosus profundus)

Panniculitis is a group of diseases whose hallmark is inflammation of subcutaneous adipose tissue (the fatty layer under the skin - panniculus adiposus).

Pfeifer-Weber-Christian disease: A skin disease characterized by fever; and panniculitis with atrophy of the subcutaneous fatty layer of the skin.