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Updated: Jun 21, 2026

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases

Published on: March 1, 2024

Pustular blastomycosis.

Kristopher R Fisher¹, Vickie Baselski, Gwen Beard

¹Division of Dermatology, Department of Medicine, University of Tennessee Health Science Center, 956 Court Ave, Coleman Bldg, Room D322, Memphis, TN 38163, USA.

Journal of the American Academy of Dermatology

|July 21, 2009

Summary

This summary is machine-generated.

Pustular blastomycosis presents uniquely in three patients from Memphis, TN, with initial pustular lesions that did not progress to typical ulcerative forms. This highlights a distinct clinical presentation of Blastomyces dermatitidis infection.

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Last Updated: Jun 21, 2026

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases

Microbiological Rapid On-Site Evaluation for Pulmonary Infectious Diseases

Published on: March 1, 2024

Area of Science:

Mycology
Infectious Diseases
Dermatology

Background:

Blastomycosis is a fungal infection caused by Blastomyces dermatitidis.
Cutaneous blastomycosis often presents as ulcerative or verrucous plaques.
Pustular lesions can occur but are less common.

Purpose of the Study:

To report on three cases of pustular blastomycosis.
To describe the unique clinical presentation of pustular blastomycosis.
To add to the understanding of Blastomyces dermatitidis infections in Memphis, TN.

Main Methods:

Case report of three patients (two children, one adult).
Clinical observation of cutaneous lesions.
Review of medical history and geographical location.

Main Results:

All three patients presented with pustular cutaneous lesions at the onset and throughout their illness.
Lesions did not evolve into the more typical verrucous or ulcerative plaques.
All patients resided in Memphis, TN, an area with known Blastomyces dermatitidis endemicity.

Conclusions:

Pustular blastomycosis represents a distinct clinical variant of Blastomyces dermatitidis infection.
The presentation may differ from classic ulcerative or verrucous forms.
Geographic location, such as Memphis, TN, is relevant for Blastomycosis diagnosis.