Morphological types
septal panniculitis
lobular panniculitis
cytophagic histiocytic panniculitis
Etiology
erythema nodosum
- subacute nodular migratory panniculitis/erythema nodosum migrans
erythema induratum
- nodular vasculitis
connective tissue disease panniculitis
- lupus erythematosus profundus (lupus panniculitis)
- morphea profunda/scleroderma panniculitis/eosinophilic fasciitis
- dermatomyositis
- connective tissue panniculitis
lipoatrophy
- lipodystrophy
- localized
- involutional
- inflammatory
- lipophagic panniculitis/granulomatous lipoatrophy
factitial panniculitis and traumatic panniculitis
- injection induced (steroids, insulin, narcotics, other drugs)
- sclerosing lipogranuloma
- blunt trauma
cold panniculitis
- popside panniculitis
- equestrian panniculitis
panniculitis of newborn of infants
- subcutaneous fat necrosis of the newborn
- sclerema neatorum
drug-induced panniculitis
- direct effect
- systemic effect
- post-steroid panniculitis
- ciprofloxacin
alpha1-antitrypsin deficiency-associated panniculitis
calcifying panniculitis
- renal failure
- parathyroid disease
pancreatic panniculitis
gouty panniculitis
panniculitis with cytophagic histiocytes
- cytophagic histiocytic panniculitis
- malignant histiocytosis (histiocytic sarcoma)
- sinus histiocytosis with lymphadenopathy (Rosai-Dorfman disease)
- T-cell lymphoma
eosinophilic panniculitis
- parasitic infection
- Well syndrome
- incidental findings of eosinophils in other forms of panniculitis
lipomembranous panniculitis
non-infectious subcutaneous granulomatous disease
- granuloma annulare
- necrobiotic xanthogranuloma
- rheumatoid nodule
- sarcoidosis
infectious panniculitis
subcutaneous Whipple disease
hemorrhagic panniculitis secondary to atheromatous emboli
vasculitis involving the panniculus
- periarteritis nodosa
Weber-Christian disease
See also
hypodermis
hypodermal lesions