What is the procedure done on the left side ? What was the problem for which this was done ? How lon ago?
Answer - Thoracoplasty, This was done to close tubercular cavity, more than 45 years ago.

Shubh Deepawali

Acute or chronic

Right middle lobe -silhoutte for heart border

Comment about silhouetting.

What is your diagnosis ? Why are the two images different ?
Pulmonary embolism.
Image below is low resolution spiral CT image.Image above is CT pulmonary angio image done on multi detector CT.

What is the radiological pattern described as ? Write most likely diagnosis?

Canon ball . Metastatic cancer.

This is a tuberculin test reaction in a patient who has cervical adenopathy which was biopsied and has noncaseating granuloma consistent with sarcoidosis.

Patient on ventilator suddenly develops hypotension.Xray shows new hyperlucency .Diagnose the condition and likely etiologies?
Tension pneumothorax.Notice the central line ,one of the likely causes for the same.

Comment about acute /chronic nature of this problem?
Chronic volume loss on left with bronchiectatic changes on left.Hyperinflation of the right with herniation of lung to left indicates slowly evolving process.

43 year old female , progressive exertional dyspnoea last 1 year, FVC -.57 litres , patient diagnosed as ILD , CT thorax - interstitial paattern dominent - ground glass opacification.

Medical thoracoscopy with lung biopsy done .What is the expected histopath pattern ?