Fungal pneumonia

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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Fungal pneumonia
Pulmonary aspergillosis
Synonyms	N/A
Pronounce	N/A
Specialty	N/A
Symptoms	Cough, fever, chest pain, shortness of breath
Complications	Respiratory failure, sepsis
Onset	Gradual
Duration	Varies
Types	N/A
Causes	Fungal infection by species such as Aspergillus, Histoplasma, Coccidioides, Blastomyces
Risks	Immunocompromised state, HIV/AIDS, chemotherapy, organ transplant
Diagnosis	Chest X-ray, CT scan, sputum culture, bronchoscopy
Differential diagnosis	Bacterial pneumonia, viral pneumonia, tuberculosis
Prevention	Avoidance of exposure in high-risk areas, prophylactic antifungal medication
Treatment	Antifungal medication such as voriconazole, amphotericin B
Medication	N/A
Prognosis	Variable, depends on underlying health and timeliness of treatment
Frequency	Rare in healthy individuals, more common in immunocompromised
Deaths	N/A

An overview of fungal pneumonia, focusing on pulmonary aspergillosis

Fungal pneumonia is an infectious disease of the lungs caused by fungi. It is a type of pneumonia that occurs when fungal spores are inhaled and infect the lung tissue. This condition is more common in individuals with weakened immune systems, such as those with HIV/AIDS, cancer, or those taking immunosuppressive medications.

Causes

Fungal pneumonia can be caused by various types of fungi. The most common fungi that cause pneumonia include:

• Aspergillus species, leading to pulmonary aspergillosis
• Histoplasma capsulatum, causing histoplasmosis
• Coccidioides immitis, responsible for coccidioidomycosis
• Cryptococcus neoformans, leading to cryptococcosis

Symptoms

The symptoms of fungal pneumonia can vary depending on the specific fungus involved but often include:

• Cough
• Fever
• Chest pain
• Shortness of breath
• Fatigue

Diagnosis

Diagnosis of fungal pneumonia typically involves a combination of:

• Chest X-ray or CT scan to identify lung abnormalities
• Sputum culture or bronchoalveolar lavage to identify the fungal organism
• Blood tests to detect fungal antigens or antibodies

Treatment

Treatment of fungal pneumonia depends on the specific fungus causing the infection. Common treatments include:

• Antifungal medications such as amphotericin B, itraconazole, or voriconazole
• Supportive care, including oxygen therapy and mechanical ventilation if necessary

Pulmonary Aspergillosis

Pulmonary aspergillosis is a type of fungal pneumonia caused by the Aspergillus species, most commonly Aspergillus fumigatus. It can manifest in several forms, including:

• Allergic bronchopulmonary aspergillosis (ABPA)
• Chronic pulmonary aspergillosis
• Invasive aspergillosis

Risk Factors

Individuals at higher risk for pulmonary aspergillosis include those with:

• Chronic lung disease
• Immunocompromised status
• Corticosteroid use

Clinical Presentation

Symptoms of pulmonary aspergillosis can include:

• Persistent cough
• Hemoptysis (coughing up blood)
• Worsening asthma symptoms in ABPA

Management

Management of pulmonary aspergillosis involves:

• Antifungal therapy, often with voriconazole or amphotericin B
• Surgical intervention in cases of aspergilloma
• Corticosteroids for ABPA

See also

• Pneumonia
• Aspergillosis
• Histoplasmosis
• Coccidioidomycosis
• Cryptococcosis