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Know Your Lab Values - (Shared Playlists)
Normal Electrolyte Lab Values
Potassium (K+)
3.5 to 5.0 mEq/L
Calcium (Ca2+)
8.5 to 10.5 mg/dL
Phosphate (PO43–)
2.5 to 4.5 mg/dL
Magnesium (Mg2+)
1.5 to 2.5 mEq/L
Sodium (Na+)
135 to 145 mEq/L
Chloride (Cl–)
95 to 105 mEq/L
2 mins
Potassium (K+) Lab Value
3.5 to 5.0 mEq/L
20 secs
Calcium (Ca2+) Lab Value
8.5 to 10.5 mg/dL
26 secs
Phosphate (PO43-) Lab Value
2.5 to 4.5 mg/dL
29 secs
Sodium (Na+) Lab Value
135-145 mEq/L
24 secs
Chloride (Cl-) Lab Value
95-105 mEq/L
28 secs
Magnesium (Mg2+) Lab Value
1.5 to 2.5 mEq/L
28 secs
Liver Enzyme Tests: AST and ALT
AST/ALT Ratio
AST: 8-20 U/L
ALT: 8-20 U/L
1 min
Blood Glucose Lab Value
70-100 mg/dL
25 secs
Bilirubin Lab Value
0.2-1.2 mg/dL
Increased Bilirubin Causes Jaundice
54 secs
BUN (Blood Urea Nitrogen) Lab Values
10-20 mg/dL
40 secs
Hemoglobin A1c Lab Value
4-6%
1 min
Albumin Lab Value
3.5 - 5.5 g/dL
49 secs
Red Blood Cell Count (RBC) Lab Values
Women: 3.5-5.5 million cells/ MuL
Men: 4.3-5.9 million cells/ MuL
1 min
Creatinine Lab Values
Measures Renal Function
0.6 - 1.3 mg/dL
1 min
pH - Blood and Urine Lab Value
Blood
7.35 - 7.45
Urine
4.0 - 8.0
1 min
Urine Specific Gravity Lab Value
1.003-1.030
1 min
PT/PTT Lab Values
Prothrombin Time (PT)
10-14 seconds
Activated Partial Thromboplastin Time (PTT or aPTT)
25-35 seconds
1 min
INR Lab Value
0.8-1.2 Normal Range
Warfarin
2.0-3.0
1 min
Platelet Lab Value
150,000-400,000 Micro L
40 secs
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