Metastatic Crohn’s Disease: An Approach to an Uncommon but Important Cutaneous Disorder

Table 2

Differential diagnosis of metastatic Crohn’s disease [2, 10, 12, 18–20, 31, 39].

Granulomatous disorders	Nongranulomatous disorders
(i) Cutaneous sarcoidosis; (ii) Tuberculosis; (iii) Syphilis; (iv) Mycobacterial infections; (v) Actinomycosis; (vi) Deep fungal infections; (vii) Lymphogranuloma venereum; (viii) Granuloma inguinale	(i) Hidradenitis suppurativa; (ii) Pyoderma gangrenosum; (iii) Impetigo; (iv) Erythema nodosum; (v) Factitial dermatitis from factitial injection of foreign substances; (vi) Schistosomiasis; (vii) Chronic lymphedema resulting from obstruction; (viii) Erysipelas; (ix) Chronic cellulitis; (x) Foreign body reaction