B Kyphoscoliosis Definition and incidence Kyphosis is a deformity marked by an accentuated posterior curvature. Scoliosis is a lateral curvature of the spine. Kyphoscoliosis results when both kyphosis and scoliosis…

Indirect: 0.2–0.7 mg/dLDirect: <0.5 mg/dL Increased; jaundice seen with plasma bilirubin levels >3 mg/dL Serum glutamic oxaloacetic transaminase (aspartate aminotransferase) 10–40 units/L Increased Serum glutamic-pyruvic transaminase (alanine aminotransferase*) 5–35 units/L…

J Von willebrand disease Definition von Willebrand disease (vWD) has traditionally remained the most common inherited coagulation diathesis. von Willebrand factor (vWF) VIII is a heterogeneous multinumeric glycoprotein that serves…

A Cirrhosis and portal hypertension Definition Cirrhosis is a progressive and ultimately fatal syndrome of hepatic failure. Pathophysiology Chronic alcoholism is the most common cause of cirrhosis (Laënnec’s cirrhosis) in…

I Thalassemia Definition Thalassemia is an inherited autosomal recessive disorder resulting in a person’s inability to synthesize structurally normal hemoglobin. Incidence and prevalence Thalassemia major usually affects Greek and Italian…

G Polycythemia vera Definition and pathophysiology Polycythemia vera is a myeloproliferative neoplastic disorder that generally occurs in patients between 60 and 70 years of age. Hyperactivity of myeloid progenitor cells…

H Sickle cell disease Definition Sickle cell disease is one of the more commonly inherited hemoglobinopathies. Pathophysiology Sickle cell is a disorder transmitted as an autosomal recessive trait that causes…

F Leukemia Definition Leukemia is the uncontrolled production of leukocytes caused by cancerous mutation of lymphogenous cells or myelogenous cells. Lymphocytic leukemias begin in lymph nodes or other lymphogenous tissues…

ELISA, Enzyme-linked immunosorbent assay; PF4, platelet factor 4.

D Hemophilia Definition and incidence Hemophilia is an X-linked recessive disorder. It is a hematologic disorder of unpredictable bleeding patterns. Patients are either deficient in factor IX (hemophilia A) or…