A 38-year-old woman with no medical history is brought into…

A 38-year-old woman with no medical history is brought into the emergency department following a witnessed generalized tonic-clonic seizure. On arrival, the patient has two additional generalized tonic-clonic seizures approximately four minutes apart. The patient remains unresponsive between seizures. Which of the following is the most likely diagnosis?

A 43-year-old man presents to clinic with complaints of bila…

A 43-year-old man presents to clinic with complaints of bilateral, non-throbbing holocephalic headache. He recounts three episodes last week, occurring at the completion of work. Physical exam reveals pericranial muscle tenderness and scalp sensitivity. The patient denies additional associated symptoms. Which of the following is the most likely diagnosis?