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: code: full allergies: sulfa procedure: flexible sigmoidoscopy diagnoses: pneumonia, organism unspecified thrombocytopenia, unspecified unspecified essential hypertension acute posthemorrhagic anemia acute venous embolism and thrombosis of deep vessels of proximal lower extremity diverticulosis of colon with hemorrhage other pulmonary embolism and infarction 

Answer: The patient is high likely exposed to