Diagnosis: Cutaneous leishmaniasis with sporotrichotic spread
Secondary nodules present around lymphatics.
Secondary nodules present around lymphatics.
Submitted by Alaa Saad. Originally posted September 13, 2010.
See case discussion.
• Squamous cell carcinoma • Basal cell carcinoma • Lupus vulgaris (cutaneous TB) • Sporotrichosis • Foreign body granuloma • Sarcoidosis • Keratoacanthoma
• Caused by Leishmania parasites transmitted by phlebotomine sandfly bite • Three main forms: cutaneous (most common), mucocutaneous, visceral (kala-azar) • Cutaneous: painless papule → nodule → ulcer with raised borders at bite site • Old World CL (L. major, L. tropica): tends to self-heal in 6-12 months • New World CL (L. braziliensis): risk of mucocutaneous disease — nasal/oral destruction • Amastigotes (Leishman-Donovan bodies) seen within macrophages on Giemsa stain • Diagnosis: touch prep/smear, PCR, culture (NNN medium), skin biopsy
Tags: cutaneous, leishmaniasis, with, sporotrichotic, spread, alaa saad