What's the most likely diagnosis?

• 67 year old with cough

1. Hiatal hernia
2. TB
3. Bronchogenic carcinoma
4. Sarcoidosis
5. Lung abscess

Additional Images-Frontal and lateral chest radiograph

 

Additional Images

 

Frontal and lateral chest radiographs

Answer:

 

5. Lung abscess

 

 

More (Click Discussion Tab)

Lung Abscess

General Considerations

• Cavitary lung lesions produced by infectious agents
• They may be consequences of aspiration (most commonly) or pneumonia or they may be secondary to bronchial obstruction, bronchiectasis, bacterial endocarditis or spread of infection from elsewhere in the lung
• Most abscesses are caused by mouth anaerobes in patients with pre-existing periodontal disease
• Alcoholics (most commonly), those with seizure disorders leading to aspiration and those with poor dentition are at a higher risk

More ...