Which factor predominantly influences the rightward shift of the oxygen dissociation curve?
ApH (Bohr effect)
B2,3-Bisphosphoglycerate (2,3-BPG)
CTemperature increase
DCarbon monoxide levels
Which of the following is least likely to cause iron deficiency anemia?
AChronic blood loss
BAchlorhydria
CExtensive surgical removal of the proximal small bowel
DExcess of meat in the diet
A 59-year-old male came with Hb 18.0 gm/dl on three occasions. The resident doctor wants to exclude Polycythemia Vera. Which of the following is the most relevant investigation :
AHematocrit
BReticulocyte count
CJAK2 V617F mutation testing
DSerum erythropoietin (EPO) levels
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