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Table 4 Laboratory examination

From: 2018 Korean Society of Hypertension Guidelines for the management of hypertension: part II-diagnosis and treatment of hypertension

Routine tests
 12-leads electrocardiogram (ECG)
 Urinalysis – proteinuria, hematuria, glucosuria
 Hemoglobin, hematocrit
 K+, creatinine, estimated glomerular filtration rate (eGFR)a, uric acid,
 Fasting glucose, lipids [total cholesterol, high-density lipoprotein (HDL)-cholesterol, low-density lipoprotein (LDL)-cholesterol, triglyceride]
 Chest X-ray
 Microalbuminuria: albumin/creatinine (in random urine sample)
Recommended tests
 75 g oral glucose tolerance test or hemoglobin A1c (if fasting glucose ≥100 mg/dL)
 Carotid ultrasound: plaque
 Ankle-brachial blood pressure index
 Pulse wave velocity
 Fundoscopy (mandatory in diabetes)
 24-h urine protein excretion
Extended tests
 Search for sub-clinical organ damage: brain, heart, kidney, vessels
 Search for secondary causes of hypertension
  1. aby CKD-EPI equation