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: allergies: no allergies/adrs on file attending: chief complaint: chest and back pain major surgical or invasive procedure: none history of present illness: ms. is an 84 year old female with a history of congestive heart failure, aortic stenosis, atrial fibrillation and hypertension who presented to an outside hospital complaining of chest pain. she had no palpable pulses and she was hypotensive. a subsequent ct scan showed a type a dissection with pericardial effusion. she transferred to for further evaluation and treatment. past medical history: congestive heart failure, aortic stenosis, atrial fibrillation and hypertension social history: unknown family history: unknown physical exam: pe: bp - 111/90 hr 112 (st) general - intubated, cachectic, patient moving rue heent - perrla, ett in place neck - supple lungs - few scattered rhonch cardio - heart sounds distant, cannot appreciate murmur abdomen - +bs, soft, nontender extremities - +2 pitting edema, pulses are not palpable in ue or le but present by doppler neuro - intubated, opens eyes occassionally spontaneously, has moved rue, no purposeful movement brief hospital course: ms. was admitted to cardiac surgery for surgical evaluation of her type a aortic dissection. as she recently had a prolonged admission for a congestive heart failure and is a frail 82 year-old, it was felt that she would not tolerate what would likely become a prolonged post-operative course. she progressively became hypotensive despite high doses of neosynepherine. a bedside echocardiogram revealed an increasing pericardial effusion. after multiple discussions with her health care proxy and multiple family members, comfort measures only were instituted. she was given fentanyl and extubated. she expired at 14:23 on . medications on admission: unknown discharge medications: not applicable discharge disposition: expired discharge diagnosis: type a dissection discharge condition: expired discharge instructions: not applicable followup instructions: not applicable procedure: continuous invasive mechanical ventilation for less than 96 consecutive hours diagnoses: acidosis congestive heart failure, unspecified unspecified essential hypertension atrial fibrillation aortic valve disorders encounter for palliative care surgical or other procedure not carried out because of contraindication dissection of aorta, thoracic hemopericardium shock, unspecified 

Answer: The patient is high likely exposed to