Cheeky Passmed Numbers and Facts

Question 1

Imaging in bowel obstruction

Small bowel max normal diameter

Answer 1

Maximum normal diameter = 35 mm

Valvulae conniventes extend all the way across

Question 2

Imaging in bowel obstruction

Small bowel maximum normal diameter

Answer 2

Maximum normal diameter = 55 mm

Haustra extend about a third of the way across

Question 3

Myasthenia gravis is associated with what neoplastic change?

Answer 3

thymomas

Question 4

How long before 2week wait for mouth ulcers?

Answer 4

All mouth ulcers persisting for greater than 3 weeks should be sent to oral surgery as a 2 week wait referral.