Neuro-Ophthalmology - Case 2

A 65 year old male with a history of diabetes and hypertension presents to the emergency room with a sudden onset of a droopy left lid and binocular, horizontal & vertical diplopia.

Case 2

On examination his acuity was 20/20 OU.  Testing of his extraocular movements is pictured below.

Case 2
Looking up

Case 2
Looking right

Which cranial nerve(s) is/are affected?

(a) left III
(b) left IV
(c) left V
(d) left VI
(e) b & d