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Pulmonary cryptosporidiosis in the acquired immunodeficiency syndrome
J L Meynard1, M C Meyohas, D Binet
1Service Maladies Infectieuses, Hôpital Saint-Antoine, Paris, France.
Abstract:
Since the beginning of the AIDS epidemic, Cryptosporidium has emerged as a pathogen responsible for diarrhea in humans. Cryptosporidiosis confined to the respiratory tract has been documented only rarely in humans. An HIV-infected patient is described here, who developed pulmonary and intestinal cryptosporidiosis. Lung involvement was proven by biopsy, which also revealed bronchiolitis but no other pathogens. The patient died of respiratory failure 2 months after the onset of respiratory symptoms.
Insights
Cryptosporidium causes diarrhea in AIDS patients. This case highlights rare pulmonary cryptosporidiosis in an HIV-infected individual, leading to fatal respiratory failure.
Area of Science:
- Medical Microbiology
- Infectious Diseases
- Pulmonology
Background:
- Cryptosporidium is a known cause of diarrhea in individuals with Acquired Immunodeficiency Syndrome (AIDS).
- Respiratory tract infections caused by Cryptosporidium are exceptionally rare in humans.
Observation:
- A case study of an individual with Human Immunodeficiency Virus (HIV) infection is presented.
- The patient exhibited both intestinal and pulmonary manifestations of cryptosporidiosis.
Findings:
- Lung biopsy confirmed pulmonary cryptosporidiosis and bronchiolitis.
- No other opportunistic pathogens were identified in the lung tissue.
- The patient succumbed to respiratory failure two months after symptom onset.
Implications:
- This case underscores the potential for severe, disseminated Cryptosporidium infections in immunocompromised individuals.
- It highlights the importance of considering unusual pathogens in the differential diagnosis of respiratory illness in HIV patients.
- Further research may be needed to understand the pathogenesis and treatment of pulmonary cryptosporidiosis.