Mycobacterium Marinum - DermAtlas - Dermatology Image Atlas

Contributor

Greg Hosler, MD, PhD

Diagnosis

Mycobacterium marinum

Body Site

finger

Age

50 years

Pigmentation

light

Organization

discrete

Color

red brown

Morphology

papule

Pattern

solitary

Comments

This patient gave a typical history of developing a lesion following a fishing trip. M. marinum may present as a solitary lesion but has been known to have sporotrichoid (lymphatic) spread. In this case, the organsims are not plentiful but readily found on an acid fast stain.

Description

There is an acanthotic epidermis with focal ulceration. In the dermis, there is a mixed inflammatory infiltrate, extending deep.

Image Added

11/25/2006 16:37:01

Translate

Other Resources

PubMed Medline Plus Medscape

Image Options

View Image in New Window