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SC🩸 HEMOGLOBIN (Hb) – Complete Detail Guide
Hemoglobin ek iron-containing protein hai jo Red Blood Cells (RBCs) me present hota hai aur body me oxygen transport ka main kaam karta hai.
🔬 Kaise kaam karta hai?
Lungs se oxygen lekar → tissues tak pahunchata hai
Aur tissues se carbon dioxide lekar → wapas lungs tak lata hai
🧬 Structure:
Hemoglobin ek tetramer protein hai jisme 4 globin chains hoti hain (2 alpha + 2 beta).
Har heme group me Fe²⁺ hota hai jo oxygen bind karta hai.
👉 1 Hb molecule = 4 oxygen molecules carry karta hai
📊 Normal Values:
Male: 13–17 g/dL
Female: 12–15 g/dL
⚠️ Low Hb (Anemia):
Iron deficiency, blood loss, B12 deficiency
Symptoms: weakness, fatigue, pale skin
🔺 High Hb:
Dehydration, high altitude, polycythemia
🧪 Lab Methods:
Sahli’s method, Cyanmethemoglobin (Gold standard), CBC
💡 Remember:
Hb ek important parameter hai jo anemia diagnosis aur overall health assess karne me help karta hai
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