Hematology: Polycythemia Classification

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What is the reason to avoid excessive bleeding during surgery for a patient with anemia?

To reduce pain

Due to the patient's anemic condition (correct)

To prevent delayed wound healing

To prevent infection

Which of the following findings is characteristic of Heterozygous Thalassemia Minor?

Hemoglobin A in significant amounts on electrophoresis (correct)

Elevated serum ferritin levels

Presence of iron deficiency anemia

Macrocytic normochromic anemia

What is the effect of Glucose 6 Phosphate Dehydrogenase (G6PD) deficiency on red blood cells?

Higher resistance to oxidant compounds

Reduced life span and susceptibility to hemolysis (correct)

Increased glutathione production

Enhanced ability to manufacture reducing agents

Why should Glucose 6 Phosphate Dehydrogenase (G6PD) deficient patients avoid metabolic acidosis during general anesthesia?

To avoid hemolysis Signup and view all the answers

In what circumstances can Heterozygous Thalassemia Minor become symptomatic?

During pregnancy or intercurrent illness Signup and view all the answers

What happens when red blood cells lack Glucose 6 Phosphate Dehydrogenase (G6PD) in the presence of oxidant compounds?

Hemolysis due to denatured hemoglobin Signup and view all the answers

What is the main difference between relative polycythemia and absolute polycythemia?

Decreased plasma volume in absolute polycythemia. Signup and view all the answers

Which condition is associated with a purplish red color of the face, neck, ears, hands, and feet?

Endogenous androgen administration Signup and view all the answers

Which condition is characterized by an increase in red cell count, Hb, and packed cell volume?

Polycythemia Signup and view all the answers

What is a common complication of polycythemia vera related to platelets dysfunction and increased blood viscosity?

Hemorrhage Signup and view all the answers

What is the most common primary form of absolute polycythemia?

Idiopathic Polycythemia Rubra Vera Signup and view all the answers

What is a characteristic feature of Idiopathic Polycythemia Rubra Vera?

Decreased serum iron levels Signup and view all the answers

Which treatment for polycythemia vera involves reducing the red cell mass and blood viscosity?

Venesection (phlebotomy) Signup and view all the answers

What is a notable clinical feature of polycythemia vera in the oral mucosa?

Prominent sublingual varices Signup and view all the answers

In which condition does blood transfusion play a lifesaving role?

Polycythemia Signup and view all the answers

Which complication of polycythemia vera may lead to the progression of acute leukemia or myelofibrosis?

Thrombosis Signup and view all the answers

What causes Secondary Polycythemia (Erythrocytosis) according to the text?

Increased erythropoietin hormone due to low oxygen concentration Signup and view all the answers

What oral problem may occur in polycythemia vera due to infarcts in smaller vessels?

Multiple oral mucosal ulcers Signup and view all the answers

Which lymphoma is characterized by painless lymphadenopathy?

Follicular Lymphoma Signup and view all the answers

What is the main concern with Burkitt's lymphoma due to its rapid growth?

Obstruction of airway, alimentary canal, and vasculature Signup and view all the answers

What is a common oral manifestation of endemic Burkitt lymphoma?

Jaw or facial mass in the posterior region Signup and view all the answers

In which population is endemic Burkitt lymphoma predominantly seen?

African children Signup and view all the answers

What type of lesion does Burkitt's lymphoma produce radiographically?

Osteolytic lesion with poorly demarcated margins Signup and view all the answers

What is the most common lymphoma of childhood?

Burkitt's Lymphoma Signup and view all the answers