A 25 years old woman presents with increasing headache for 3 to 4 weeks together with confusion, nausea and vomiting, and diplopia for 1 week. On examination she is drowsy, but is able to cooperate with the medical examination. On neurologic examination she has a left 6th cranial nerve palsy, and range of motion in her neck is decreased due to pain and stiffness. The only other pertinent findings are reduced visual acuity and slight photophobia. What are the most important differential diagnoses?
December 27, 2020 7:16 amOf the relevant differential diagnoses, it is important to rule out brain tumor, prolactinoma and encephalitis.