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Blood/urine important values

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Term
Definition
Serum Creatinine   Males: 0.6-1.2 mg/dL Females: 0.5-1.1 mg/dL  
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Increased Serum Creatinine   renal impairment  
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Decreased Serum Creatinine   decreased muscle mass  
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Blood Urea Nitrogen   10-20 mg/dL  
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Increased BUN   hepatic/renal disease, dehydration or decreased renal perfusion, high protein diet, infection, stress, steroid use, GI bleed, other situations where blood is in the tissues  
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Decreased BUN   malnutrition, fluid volume excess, severe hepatic damage  
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RBCs   Males: 4.7-6.1 million Females: 4.2-5.4 million  
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Decreased RBCs   possible anemia or hemorrhage  
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Increased RBCs   possible chronic hypoxia or polycythemia vera  
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Hemoglobin (Hgb)   Males: 14-18 g/dL Females: 12-16 g/dL  
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Decreased Hgb   possible anemia or hemorrhage (same as RBC and Hct)  
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Increased Hgb   possible chronic hypoxia or polycythemia vera (same as RBC and Hct)  
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Hematocrit (Hct)   Males: 42%-52% Females: 37%-47%  
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Decreased Hct   possible anemia or hemorrhage (same as RBC and Hgb)  
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Increased Hct   possible chronic hypoxia or polycythemia vera (same as RBC and Hgb)  
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WBCs   5,000-10,000  
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Increased WBCs   associated with infection, inflammation, autoimmune disorders, and leukemia  
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Decreased WBCs   indicate prolonged infection or bone marrow suppression  
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Iron (Fe)   Males: 80-180 mcg/dL Females: 60-160 mcg/dL  
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Increased Fe   indicate iron excess, hemochromocytosis, liver disorders, megaloblastic anemia  
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Decreased Fe   indicate possible iron deficiency anemia, hemorrhage  
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Platelets   150,000-400,000  
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Increased platelets   may indicate polycythemia vera or malignancy  
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Decreased platelets   may indicate bone marrow suppression, autoimmune disease, hypersplenism  
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Prothrombin Time (PT)   11-12.5 seconds  
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Increased PT   indicates possible deficiency of clotting factiors V and VII  
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Decreased PT   may indicate vitamin K excess  
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