Consider the following medical report that includes the patient's historical health records. Use it to predict the disease that the patient is high likely exposed to. 

 Medical Report: history of present illness: the patient is a 49-year-old gentleman who presented to an outside hospital with stiff neck and severe headache. he states that the headache started about 6 pm on the day of admission, treated with ibuprofen without relief, and a few hours later stated the stiff neck came on suddenly like gang busters. he went to where a ct showed a posterior communicating artery aneurysm rupture, and the patient was transferred to for further management. medications on admission: lipitor 10 mg qd. past medical history: hypercholesterolemia. allergies: no known allergies. physical exam: he was afebrile, bp 149/89, heart rate 97, sats 96 percent on room air. heent: pupils were equal, round and reactive to light. eoms were full. neck: supple. no masses. he had a stiff neck. his strength was in all muscle groups. his sensation was intact to light touch throughout. he had no drift. his fine finger movements were intact. studies: he had a cta which was inconclusive, unable to localize the bleed. hospital course: therefore, the patient was admitted to the icu and underwent an arteriogram on which showed no evidence of intracranial aneurysm. he was transferred to the regular floor on . he had a couple of episodes of sinus tachycardia which resolved spontaneously. his vital signs remained stable. his neurologic exam remained intact, awake, alert, oriented x 3. following commands x 4. speech was fluent with no weakness and still complains of stiff neck and actually leg pain. he did have dopplers done on which were negative for dvt. he had a repeat angiogram on which, again, showed no evidence of aneurysm, but a small amount of vasospasm. the patient was monitored for signs and symptoms of vasospasm of which he developed none, and he was discontinued of his iv fluid, remained neurologically intact, and was discharged to home on in stable condition, with follow-up with dr. in 2 weeks. medications at time of discharge: 1. nimodipine 60 mg po q 4 h prn. 2. hydromorphone 2-6 mg po q 4 h prn. 3. colace 100 mg po bid. condition on discharge: stable. , procedure: arteriography of cerebral arteries arteriography of cerebral arteries diagnoses: pure hypercholesterolemia other specified cardiac dysrhythmias other specified transient cerebral ischemias 

Answer: The patient is high likely exposed to