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Variable Analytes

Patient variables that affect chemistry values

Age 1. Albumin 2. Alkaline phosphatase 3. Phosphorus 4. Cholesterol
Gender 1. Albumin 2. Alkaline phosphatase 3. Creatinine 4. Uric acid
Diurnal Variations ↑ in AM: 1.ACTH; 2.Cortisol 3.Fe ↑ in PM: 1.Growth hormone 2.PTH 3.TSH
Recent food ingestion ↑ 1.Glucose 2.Insulin 3.Tryglicerides 4.Gastrin ↓ 1.Cl 2.PO4 3.K
False positive vanillymandelic acid (VMA) 1.bananas 2.Vanilla
False increase corisol Caffeine
Alcohol affects 2 following analytes 1.↑Tryglicerides 2.↑Gamma glutamil transaminase (GGT)
Posture (standing) 1.↑Albumin 2.↑Cholesterol
Activity ↑ :1.CK,Lactic acid 2.Creatinine 3.Protein 4.AST 5.LD (lactate dehydrogenase) ↓ :1.Cholesterol 2.Tryglicerides
Stress ↑ 1.ACTH 2.Cortisol 3.Catecholamines
Created by: Teresa_indigo