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: past medical history: significant for childhood asthma not requiring current treatment. medications on admission: the patient takes no medications. only recreational heroin, klonopin, and oxycontin. the patient denied any intravenous drug abuse with occasional social alcohol. allergies: the patient has no known drug allergies. social history: the patient lives with parents and is currently unemployed. admission addendum: the patient's serum toxicology was negative. urine toxicology was positive for benzodiazepines, opiates and negative for cocaine. discharge diagnosis: 1. substance abuse. 2. aspiration pneumonia. 3. sinusitis. 4. cardiac injury of unknown etiology. 5. diffuse lung injury of unknown etiology. dr., 12-697 dictated by: medquist36 procedure: continuous invasive mechanical ventilation for 96 consecutive hours or more coronary arteriography using two catheters angiocardiography of left heart structures left heart cardiac catheterization insertion of endotracheal tube fiber-optic bronchoscopy fiber-optic bronchoscopy enteral infusion of concentrated nutritional substances other lavage of bronchus and trachea other lavage of bronchus and trachea diagnoses: acute posthemorrhagic anemia pulmonary collapse poisoning by benzodiazepine-based tranquilizers acute respiratory failure pneumonitis due to inhalation of food or vomitus anoxic brain damage acute myocardial infarction of other inferior wall, initial episode of care opioid abuse, unspecified nutritional and metabolic cardiomyopathy 

Answer: The patient is high likely exposed to