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NYU Medical Grand Rounds Clinical Vignette. Han Na Kim PGY-3 February 7, 2012. U NITED S TATES D EPARTMENT OF V ETERANS A FFAIRS. Chief Complaint. U NITED S TATES D EPARTMENT OF V ETERANS A FFAIRS.
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NYU Medical Grand Rounds Clinical Vignette Han Na Kim PGY-3 February 7, 2012 UNITED STATES DEPARTMENT OF VETERANS AFFAIRS
Chief Complaint UNITED STATES DEPARTMENT OF VETERANS AFFAIRS • The patient is a 43-year-old Chinese man who presents with fatigue and weakness for 3 weeks.
History of Present Illness UNITED STATES DEPARTMENT OF VETERANS AFFAIRS • Over the past month, he has been feeling weak and lightheaded. He has had decreased appetite and 4 lb weight loss. • A week prior to presentation, he was diagnosed with pneumonia when he presented to the Gouverneur clinic with fevers and cough. He was treated with 5 day course of azithromycin. • One day prior to admission, he presented to clinic for follow-up of his symptoms. During the visit, labs were drawn and results were notable for white blood cell count of 8 with 38% blasts, hemoglobin of 6.4, and platelet count of 63. • The patient was sent to the Bellevue emergency department for further inpatient workup and management.
Additional History UNITED STATES DEPARTMENT OF VETERANS AFFAIRS • Past Medical History: • Hypertension • Past Surgical History: • None • Social History: • Denies use of tobacco and drinks alcohol occasionally • From China, lives with wife and three children, works as food deliverer • Family History: • Father: Gastric Cancer • Allergies: • No Known Drug Allergies • Medications: • None
Physical Examination UNITED STATES DEPARTMENT OF VETERANS AFFAIRS • General: pale Asian man lying in no acute distress • Vital Signs: • T 98.0 ºF BP126/87 HR 78 RR 16 O2 sat 100% • HEENT: pale conjunctiva • Guaiac was negative • Remainder of the physical exam was normal
Laboratory Findings UNITED STATES DEPARTMENT OF VETERANS AFFAIRS • CBC: • 7.8 > 5.8/16.9 < 62 • diff : Neut 31%, Band 5%, Lymph 21%, Mono 3%, Meta 1%, Myel 2%, Promyel 4%, Blast 33% • smear: Auer Rods • Basic Metabolic panel: within normal limits • Hepatic panel: within normal limits • PT/INR: 1.15 PTT: within normal limits • Haptoglobin: 292 (30-200) Fibrinogen: 443 (152-427) • LDH: 468 (110-225) Uric Acid: 6.8 (3.6-7.7)
UNITED STATES DEPARTMENT OF VETERANS AFFAIRS Working Diagnosis • The working diagnosis at this time was acute myeloid leukemia.
UNITED STATES DEPARTMENT OF VETERANS AFFAIRS Hospital Course • The patient was transfused and bone marrow biopsy was performed revealing acute myeloid leukemia. He was immediately started on induction chemotherapy. • On hospital day 7, he developed neutropenic fever to 104 ºF thought to be from pneumonia and possible phlebitis. • He was started on broad spectrum antibiotics with vancomycin/cefepime and blood cultures later grew out gram negative rods.
UNITED STATES DEPARTMENT OF VETERANS AFFAIRS Hospital Course • The next day, he further decompensated with new hemoptysis, persistent high fevers, tachycardia, tachypnea and severe hypoxia with arterial blood gas of 7.48/27/55/20/2.0. • He was transferred to the intensive care unit and intubated for hypoxic respiratory failure.
Imaging Study UNITED STATES DEPARTMENT OF VETERANS AFFAIRS
UNITED STATES DEPARTMENT OF VETERANS AFFAIRS Hospital Course • His chest x-ray was concerning for acute respiratory distress syndrome and he was ventilated with lung protective strategy on volume control of 450 ml, RR 20, PEEP 12, FiO2 of 70%. • He was further treated for septic shock with vancomycin/imipenem/metronidazole and norepinephrine. • Gram negative rods on blood cultures were finalized as pansensitive Klebsiella pneumoniae and his antibiotics were narrowed.
UNITED STATES DEPARTMENT OF VETERANS AFFAIRS Hospital Course • By hospital day 12, ARDS dramatically improved requiring minimal PEEP and FiO2. Sepsis improved and he was weaned off of norepinephrine. • The next day, he was successfully extubated after a week of intubation and on hospital day 15, he was transferred to the Hematology service for further care.
UNITED STATES DEPARTMENT OF VETERANS AFFAIRS Final Diagnosis • The final diagnosis of the patient is acute myeloid leukemia complicated by neutropenic fever and septic shock secondary to pneumonia, phlebitis and Klebsiella bacteremia leading to acute respiratory distress syndrome.