panniculitis

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Related to septal panniculitis: lobular panniculitis

panniculitis

[pə‚nik·yə′līd·əs]
(medicine)
Inflammation of the layer of subcutaneous fat, especially in the abdomen.
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Interestingly, there has been a report of MAIN in a patient with psoriatic arthritis in which the histopathological findings were consistent with septal panniculitis (8).
Both demonstrate lobular or mixed lobular and septal panniculitis with microabscesses (discrete collections of neutrophils), granulomas, necrotizing vasculitis, and thrombotic vasculopathy (Figure 4).
2) suggested that septal panniculitis should be described as a histological type of sclerodermatous GVHD, and they found septal panniculitis in 6 (50%) of the 12 patients with biopsy specimens available for evaluation.
The simultaneous occurrence of Sweet's syndrome and erythema nodosum, a hypersensitivity septal panniculitis, is also well documented and the possibility of immune complex formation as a common initiating factor in both disorders has been suggested.
The presence of a granulomatous septal panniculitis, with perivascular and perineural lymphohistiocytic infiltrate and fragmented AFB in affected skin, was in accordance with the diagnosis of ENL.