Red Blood Cells

Acute Intermittent Porphyria – AIP

Acute Intermittent Porphyria (AIP): The “Great Imitator” with no skin signs but high stakes. A guide to neurovisceral crises, the 5 Ps, and urinary PBG screening.

Microangiopathic Hemolytic Anemia (MAHA)

Microangiopathic hemolytic anemia (MAHA) is a syndrome where red cells are sheared in small vessels, causing anemia and low platelets. Key feature: schistocytes.

Pancytopenia

Pancytopenia is a condition where a person has a low count of all three types of blood cells: red, white, and platelets.

Methemoglobinemia

Methemoglobinemia: a blood disorder where hemoglobin can’t carry oxygen. Learn its causes, diagnosis, and treatment in this overview.

Hydrops Fetalis

Explore hydrops fetalis: a severe fetal condition marked by excessive fluid accumulation. Learn its diverse causes, from genetic to infectious.

Paroxysmal Cold Hemoglobinuria

Paroxysmal Cold Hemoglobinuria

Paroxysmal cold hemoglobinuria (PCH) is a rare autoimmune anemia. Cold exposure triggers red cell destruction, causing dark urine, back pain, and chills. Diagnosis relies on the Donath-Landsteiner test.

Cold Agglutinin Disease

Cold Agglutinin Disease

Cold Agglutinin Disease (CAD) is a rare autoimmune anemia. Cold-reactive antibodies destroy red blood cells, causing fatigue, cold sensitivity, and anemia.

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