Drug-induced erythema nodosum
after the administration of certolizumab in Crohn's disease.
may occur as an isolated condition or in association with other conditions.
Behcet's disease is a systemic vasculitic disorder that is characterized by recurrent oral and genital ulcers, uveitis, skin lesions such as papulopustular lesions, erythema nodosum
, and ocular, vascular, gastrointestinal, and nervous system complications (2, 3).
As per World Health Organization classification, leprosy can be classified based on the number of lesions as paucibacillary (less than or equal to 5 skin lesions with or without positive skin smear) and multibacillary (6 or more lesions with or without positive skin smear).2 Usually, presence of erythema nodosum
leprosum is seen in patients with high bacillary load and extensive skin lesions.
A case of granulomatous mastitis with erythema nodosum
presents a retrospective descriptive study which examines the frequency and type of infections in the etiology of erythema nodosum
(5) In that study, 87 patients had erythema nodosum
, and 63 had no erythema nodosum
but did have symmetric ankle inflammation.
To our knowledge, we present the first adult case of MP presenting as FUO with erythema nodosum
without respiratory symptoms or lung involvement.
Type II reaction without erythema nodosum
leprosum masquerading as lymphoma.
Lepra reactions are of two types: type 1 (reversal reactions) and type 2 (erythema nodosum
(1) Some authors have suggested that lichen nitidus could be associated with other pathologies such as segmental vitiligo, lichen spinulosus, lichen striatus, oral lichen planus, psoriasis vulgaris, multiple endocrine neoplasia, and erythema nodosum
. (1,4) None of these disorders was detected in the our case.