What’s Wrong with this Flow-Volume Loop?

Intrathoracic localized obstruction
A patient presents with dyspnea. Spirometry reveals a unique pattern. What does the flow-volume loop suggest, and how is the diagnosis confirmed and treated?
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The ‘Wood Grain’ Skin Rash

Lung cancer
A patient presents with a rare, concentric, 'wood grain' rash. Discover the paraneoplastic syndrome it signals and the crucial underlying diagnosis to consider.
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A Fatal NG Tube Complication

Pleural perforation
A 92-year-old woman undergoes nasogastric tube insertion. Review the chest X-ray to identify a life-threatening iatrogenic complication. What happened?
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Decoding a ‘Miliary’ Pattern on Chest CT

Tuberculosis
A 20-year-old man presents with fever. Chest CT reveals innumerable tiny lung nodules. Explore the diagnosis and management of a miliary pattern.
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Chest X-Ray Mystery

Hydropneumothorax
A patient with cirrhosis undergoes repeated thoracentesis. A chest radiograph reveals a collapsed lung and a distinct air-liquid level. What's the diagnosis?
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A Curious Case of Cavitations

Paragonimiasis
A patient presents with pulmonary nodules and cavitations. See the microscopic finding in the BAL fluid that reveals an unexpected diagnosis.
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Not Just a Fungal Infection

Yellow-nail syndrome
Explore a rare condition linking yellow, slow-growing nails with chronic sinusitis, bronchiectasis, and lymphedema. Learn why it's often mistaken for fungus.
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Decoding a Complex Bone Scan

Metastatic lung cancer
A patient with a persistent cough undergoes a bone scan, revealing metastatic uptake and signs of hypertrophic osteoarthropathy. What is the diagnosis?
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Shadows on a Chest X-Ray

Pulmonary embolism
A patient presents with chest X-ray findings like the Westermark sign. A CTPA confirms the diagnosis. Test your knowledge on this critical condition.
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Decoding a Complex Gallium Scan

Sarcoidosis
A gallium scan reveals widespread uptake in lymph nodes, lungs, and parotids. Explore the classic signs and differential diagnosis for this systemic condition.
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