Nontuberculous mycobacterial pulmonary infections

Area of Science:

• Pulmonology
• Infectious Diseases
• Microbiology

Background:

• Nontuberculous mycobacteria (NTM) infections of the lungs are a growing global health concern.
• Commonly implicated NTM species include Mycobacterium avium complex (MAC), Mycobacterium kansasii, and Mycobacterium abscessus.
• Diagnosis requires integrating microbiological findings with clinical and radiographic evidence of active infection.

Purpose of the Study:

• To review the practical aspects of diagnosing and managing thoracic NTM infections.
• To emphasize indications for surgical intervention in NTM lung disease.
• To summarize outcomes of surgical treatment for NTM infections.

Main Methods:

• Literature review focusing on diagnosis, medical management, and surgical treatment of NTM pulmonary infections.
• Emphasis on clinical presentation, radiographic findings, and microbiological identification.
• Analysis of indications for and results of surgical resection.

Main Results:

• NTM infections are challenging to eradicate, necessitating prolonged combination therapy.
• Recurrent infections or relapse are common.
• Surgery is indicated for localized disease, drug-resistant infections, hemoptysis, or abscess formation.

Conclusions:

• Effective management of NTM lung disease requires a multidisciplinary approach.
• Surgical intervention plays a crucial role in selected cases of NTM thoracic infections.
• Outcomes of surgery are generally favorable in appropriate patient selections.