A 24yo woman has had lower abdominal pain for 12h. She is otherwise well. She is at 10wks GA in a planned pregnany. What is the single most appropriate test to inv the cause of acute abdomen in this lady?
a. Abdominal US
b. Anti-phospholipid screen
c. CBC
d. Transvaginal US
e. Laparoscopy
Ans. The key is D. Transvaginal US. [D/D: ectopic pregnancy, renal colic, torsion of ovarian cyst, appendicitis etc. Transvaginal US will give better results in case of lower abdominal pain].