Saturday, January 31, 2015

Megaloblastic Anemia: Folate and Vitamin B12 Metabolism, Causes, diagnosis and therapy

Fig. Megaloblastic anemia showing megaloblastics cells

An increased MCV can be due to a number of reasons but careful review of the patient's history and blood smear can narrow the diagnostic possibilities.  The differential can be divided into two broad categories based on RBC morphology.

Round macrocytosis-due to abnormal lipid composition of the eryth­rocyte membrane.  Common etiologies include:
            1. Alcoholism.
            2. Liver Disease.
            3. Renal Disease.
            4. Hypothyroidism ("myxedema of the red cell").

Wednesday, January 21, 2015

Chronic Cough: most common 8 reasons

Are you fed up with your stubborn cough? There are many reasons why a cough may not improve, and that can be frustrating for people and their doctors alike.

Reason 1: Irritated Airways After a Cold or Flu
The most common cause of chronic cough is predictable. It's the aftermath of a cold or other viral infection, says Norman H. Edelman, MD, chief medical officer of the American Lung Association. Most cold symptoms may go away after a few days. Your cough, though, can
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