QUESTION 1 A 54-year-old woman with poorly controlled hypertension while on a beta-blocker is started on hydrochlorothia
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QUESTION 1 A 54-year-old woman with poorly controlled hypertension while on a beta-blocker is started on hydrochlorothia
QUESTION 1 A 54-year-old woman with poorly controlled hypertension while on a beta-blocker is started on hydrochlorothiazide. A month later she returns for a blood pressure check and describes several days of a sore throat, fever, and chills. On examination she has a temperature of 39.5deg, a pharyngeal exudate, and submaxillary lymphadenopathy. A FBC with differential is ordered. RESULTS Hematocrit 40% 35-49% Haemoglobin 13 g/dL 12-15 g/dL WBC 4.1 x 107 3.6-10.6 x 109/L. Differential Neutrophils 10% 50 - 70% Monocytes 15% 2-11 x 109/L Lymphocytes 75% 18 - 42% Platelet count 150 10% 150 - 450 x 100L SMEAR MORPHOLOGY Normocytic, normochromic red cells without aniso- or poikilocytosis. White cells are sparse, comprised mostly of normal-appearing lymphocytes, with a few normal-appearing neutrophils, no early neutrophil precursors (bands, myelocytes, or blasts) are seen. Platelets are normal