A 25 year old man is diagnosed as having an undisplaced fracture of the proximal pole of the scaphoid. What is the best course of action?

A 13 year old boy falls onto an outstretched hand and is brought to the emergency department. He is examined by a doctor and a bony injury is cleared clinically. He re-presents a week later with pain in his hand. What is the most likely underlying injury?

A 28 year old man falls on the back of his hand. On x-ray, he has a fractured distal radius demonstrating volar displacement of the fracture. What eponymous term is used to describe this?

A 74 year old woman presents with an erythematous rash originating in the nipple. It is spreading to the surrounding areolar area and the associated normal tissue. What is the most likely cause?

A 46 year old man is admitted to hospital with a femoral shaft fracture that occurred suddenly whilst he was out walking his dog. On examination, there is no neurovascular deficit distal to the fracture site. He has a large firm nodule in the left lobe of the thyroid, there is no associated lymphadenopathy. What is the most likely underlying cause?