A 45-year-old gentleman was referred for an emergency computed tomography (C...

70-year-old female patient presented in the emergency department with sudden...

A 34-year-old previously healthy male patient presented with cough and fever...

A 17-year-old male patient presented with cough, repetitive haemoptysis, dys...

A 57-year-old man came with puffiness of the face and upper limbs, cough wit...