Peritoneal blastomycosis: a hidden mystery unfolds itself

Area of Science:

• Mycology
• Infectious Diseases
• Medical Case Reports

Background:

• Blastomycosis is a systemic fungal infection caused by Blastomyces dermatitidis.
• Pulmonary blastomycosis is the most common manifestation.
• Disseminated blastomycosis is a severe form with potential for widespread organ involvement.

Observation:

• A rare case of disseminated blastomycosis with extensive peritoneal cavity involvement is presented.
• The patient initially presented with abdominal pain, closely resembling peritoneal carcinomatosis.
• This presentation highlights the diagnostic challenges of atypical blastomycosis.

Findings:

• The extensive form of blastomycosis mimicked advanced abdominal malignancy.
• Peritoneal blastomycosis is an uncommon but critical differential diagnosis for abdominal pain in endemic areas.
• Fungal infection should be considered in unexplained abdominal pathology.

Implications:

• Early recognition of atypical blastomycosis presentations is crucial for timely treatment.
• This case underscores the importance of considering fungal infections in the differential diagnosis of abdominal pathologies.
• Awareness of rare presentations can improve patient outcomes and prevent misdiagnosis.