RT Book, Section A1 Hillman, Robert S. A1 Ault, Kenneth A. A1 Leporrier, Michel A1 Rinder, Henry M. SR Print(0) ID 1127766730 T1 HEMOCHROMATOSIS T2 Hematology in Clinical Practice, 5e YR 2016 FD 2016 PB McGraw-Hill Medical PP New York, NY SN 9780071626996 LK accessbiomedicalscience.mhmedical.com/content.aspx?aid=1127766730 RD 2024/03/28 AB CASE HISTORY • Part 1A 47-year-old man presents with palpitations, shortness of breath, and marked asthenia. Past history and review of systems (ROS) are positive for more than 10 years of arthralgia/arthritis of both small and large joints, progressive loss of libido, and recent weight loss. Vital signs: BP - 135/80 mm Hg, P - 96 bpm, R - 16 bpm. Examination reveals a tanned, anxious white male; irregular pulse without cardiomegaly or murmurs; slight hepatomegaly; no obvious joint deformity; and testicular atrophy. Initial studies:CBC: Hematocrit/hemoglobin - 42%/14 g/dLMCV - 90 fL MCH - 32 pg MCHC - 33 g/dLWhite blood cell count - 7,200 /μL with a normal differentialPlatelet count - 190,000/μLSMEAR MORPHOLOGYNormocytic and normochromic with normal white cell morphology.Reticulocyte count/index - 1%/1.0Blood chemistries: Fasting glucose - 150 mg/dLSlightly elevated AST and ALTSerum iron - 270 μg/dL TIBC - 300 μg/dLSerum ferritin - 2,360 μg/LECG - Atrial fibrillation, left bundle hemiblock and strain patternQuestionsGiven the patient's history and laboratory findings, what diagnosis comes to mind?What additional laboratory tests are indicated?