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 staus:full code allergies: nkda 58 yo female with newly diagnosed interstitial lung disease, intubated for hypoxic respiratory failure with pcp pna in setting of high dose steriods. neuro:pt recieved on fentanyl 150 mcg/hr, versed 9 mg/hr, and started on propofol 10 mcg/kg/min early am for severe aggitation, with good effect throughout the day. perrl +3mm/brisk, moves all extremities unpurposefully, positive gag and cough reflexes. cv:hr:76-99 nsr no ectopy, sbp: 96-182, md notified with u/o, lasix ordered and admin. pt goal is 1/2 liters negative. hct 27.6. pt htn increased to sbp 210's with mild stimulation, improved with propofol. resp: pt recieved on a/c 40% 400/28/12 abg 7.52/40/72/34, weaned to 40% 400/24/12 abg 7.53/39/78/34, md called and weaned to a/c 40%400/20/12 abg pending.lung sounds coarse throughout, sxd x 3 with moderate thick tan secretions.early am dsat'd to high 80's with mildest stimulation, status improved with propofol. gi/gu:tf probalance full strength goal of 60 ml/hr. tf held d/t high residuals this morning, restarted at 50ml/hr and held again this afternoon.residual checks q 4hr. reglan q 6 hr and prn, erythromycin ordered q 12/hr. 30 ml h2o flush q 6hr. abd. soft round hypoactive bowel sounds. bowel regimen at 0800. no bm today. u/o via foley is clear yellow and adequate amt d/t lasix admin. u/o goal is 1/2 liters negative. id:positive for pcp pna, tx with bactrim q 8hr. tmax 98.4 this morning dropped to 96 this afternoon. blankets on patient continued on steroids. endo: insulin drip restarted this morning at 2.0 u/hr.increased throughout the day protocol. latest bs 141. presently on 4.5u/hr. procedure: venous catheterization, not elsewhere classified continuous invasive mechanical ventilation for 96 consecutive hours or more parenteral infusion of concentrated nutritional substances insertion of endotracheal tube fiber-optic bronchoscopy enteral infusion of concentrated nutritional substances non-invasive mechanical ventilation arterial catheterization closed [endoscopic] biopsy of bronchus closed [endoscopic] biopsy of bronchus open biopsy of lung injection of anesthetic into peripheral nerve for analgesia proctostomy other nonoperative respiratory measurements diagnoses: anemia of other chronic disease pure hypercholesterolemia congestive heart failure, unspecified unspecified essential hypertension diabetes mellitus without mention of complication, type ii or unspecified type, not stated as uncontrolled hyposmolality and/or hyponatremia unspecified acquired hypothyroidism constipation, unspecified anxiety state, unspecified acute and chronic respiratory failure pneumocystosis postinflammatory pulmonary fibrosis methicillin susceptible pneumonia due to staphylococcus aureus other specified alveolar and parietoalveolar pneumonopathies 

Answer: The patient is high likely exposed to