Axial MRI or CT scans of the lower lung fields. In A, axial T1-weighted post-contrast MRI sequence revealing bilateral lung parenchymal alterations enhanced by the paramagnetic contrast agent. In B, ...

A 60-year-old woman nonsmoker presented with a 3-month history of progressive dyspnea, cough, sputum production, and weight loss. She worked as a librarian in an old building and reported no prior ...

Definitions of hypoxaemia, hypoxia, type 1 respiratory failure and hyperoxaemia Definition of hypercapnia and type 2 respiratory failure Definition of acidosis (respiratory acidosis and metabolic ...

A retracted eardrum occurs when the eardrum is pulled deeper into the middle ear, causing ear pain and hearing loss. Conditions like ear infections or allergies can block the eustachian tube, causing ...