Apple jelly nodules are seen in:
Ans: C (Lupus vulgaris) Ref: Principles of Diagnosis in Dermatology. In: Thappa DM. editor. Essentials in Dermatology, 2ndedn., New Delhi: Jaypee Brothers Medical Publishers (P) Ltd 2009:16-30 Mycobacterial Diseases. In: James WD, Berger TG Elston DM, editors. Andrew 's Diseases of the Skin: Clinical Dermatology. 11th edn., Saunders Elsevier 201 /; 322-33)Explanation:Lupus vulgaris is a type of progressive cutanetms t uberculosis.Occurs in people with moderate to high immunity.Single plaque composed of grouped redbrow n papules with peripheral extension on one side and scarring on the other side.On diascopy of" active edge-translucent pale brownish yellow or apple jelly colour in the periphery - apple jelly nodules - granulomatous nodules.Diascopy/vitropression:Compression with a glass slide useful in.Differentiating purpura (no blanching) from erythema (blanches).Differentiating nevus anemicus (margins blurred) from nevus depigmentosus (no change).
C. Mycobacteria
Ichthyosis vulgaris
Lichen planus
Lupus vulgaris
Lupus erythematous
Lupus vulgaris