Skin Papulosquamous Disorders 3a1aa5b6 Koebner's phenomenon is seen in all EXCEPT: A Psoriasis B Pemphigoid C Warts D Lichen planus High-Yield Explanation Ans. B. Pemphigoida. Koebner's phenomenon is seen in:i. Psoriasisii. Wartsiii. Lichen planusb. Koebner's phenomenon is also called isomorphic response.