Lab Values Study Guide – MEDSURG NUR 242 Exam 2 – Galen College of Nursing ()

MEDICAL SURGICAL
NURSING CONCEPTS (NURS
242) EXAM 2 LAB VALUES
NOTES/STUDY GUIDE GALEN
COLLEGE OF NURSING.

, Laboratory Values, Therapeutic Drug Monitoring, & Vital Signs

Purpose

The purpose of this document is to provide standardized values for nursing related to laboratory values,
therapeutic drug monitoring, and vital signs. Variations in these values often exists between reputable medical
references.

Laboratory Values

Test Abbreviation Adult Child
HEMATOLOGIC – COMPLETE BLOOD COUNT (CBC)
Male: 14-18 g/dL
1-6 yr: 9.5-14 g/dL
Hemoglobin Hgb Female: 12-16 g/dL
6-18 yr: 10-15.5 g/dL
Pregnant: > 11 g/dL
Male: 42-52%
1-6 yr: 30-40%
Hematocrit Hct Female: 37-47%
6-18 yr: 32-44%
Pregnant: > 33%
Both Sexes: ≤2yr: 6,200-17,000 mm3
White Blood Cell WBC
5,000-10,000 mm3 ≥2 yr: 5,000-10,000 mm3
Male: 4.7-6.1 mm3 1-6 yr: 4.5-5 mm3
Red Blood Cell RBC
Female: 4.2-5.4 mm3 6-18 yr: 4.5-5 mm3
Both Sexes:
Platelet Count PLT Same as adults
150,000-400,000 mm3
HEMATOLOGIC – COAGULATION PANEL (COAGS)
Both Sexes: 11-12.5 sec
Pregnant: decreased
Prothrombin Time PT Same as adults
** 1.5-2.5 times the normal
control (on warfarin)
Normal is 0.9-1.2 seconds
International Normalized
INR Desirable therapeutic level is 2-3 Same as adults
Ratio
times the normal (on warfarin)
Both Sexes: 20-30 sec
Partial Thromboplastin Pregnant: decreased
PTT Same as adults
Time ** 1.5-2.5 times the normal
control (on heparin)
Both Sexes: 30-40 sec
Activated Partial
aPTT ** 1.5-2.5 times the normal Same as adults
Thromboplastin Time
control (on heparin)
Bleeding Time n/a 1-9 minutes Same as adults