Dermatopathology Suprabasilar vesicles/bullae Phemphigus vulgaris (IF pattern) Subepidermal Vesicles Bullae Phemphigoid (IF pattern) Dermatitis Herpatiformis (IF pattern) Koebner phenomenon Wheel-Hive Lupus (IF pattern) Dermatits Herpatiformis (malabsorption correlation) Munro Abscess Elastosis Acral Melanoma Locations Breslow Depth Clark Moh’s procedure Sezary syndrome Mycosis Fungoides Pautrier microabscesses Cerebriform Nuclei Dermatomal Rash Rodent ulcer HHV8 (+AIDS) Subcorneal honey cluster lesions Umbillicated lesions Phemphigus vulgaris IgG intercellular stratum spinosus -Bullae phemphigoid -Dermatitis herpatformis IgG + C3 linear pattern at dermal epidermal jnx IgA deposits at dermal papillae tip Recurrent lesions at the site of the original injury Occur at sites of trauma Uticaria IgG + C3 granular at dermal/epidermal jnx Celiac Sprue Neutrophil invasions of psoriasis lesions -Aging -UV exposure (actinic) -Under nails -Palms -Soles Indicative of melanoma vertical invasion Histologic depth of the melanoma Basal cell carcinoma Leukemic phase of T-cell leukemia T-cell lymphoma manifestation on the skin Neutrophil invasion of mycosis fungoides lesions Sezary syndrome Herpes Zoster (Shingles) Basal Cell Carcinoma Kaposi Sarcoma Impetigo Molluscum contagiosum Dermatology Partners 1 Dermatology Partners 2 Dermatology Partners 3 Dermatology Partners 4