Human Chorionic Gonadotropin, Quantitative

Overview

  • EPIC Code:
  • LAB143
  • Soft Test Code:
  • HCG1
Alternate Names
  • B-hCG
  • Beta hCG
  • BhCG
  • hCG Quantitative

Specimen Collection & Preparation

Patient Preparation

Patient should discontinue taking Biotin, Vitamin B7, or Vitamin H 48 hours before getting blood drawn.


Specimen Requirements:

-OR-

1.0 mL Plasma from a PST Mint Green Top Tube - Lithium Heparin
Minimum Volume:
0.2 mL Plasma*

* This volume does not allow for repeat testing

Transport and Storage:
  • Ambient (18-24°C): 5 Days
  • Refrigerated (2-8°C): 14 Days

Clinical Interpretation

Reference Range:

Females (Pre-menopausal): 0.0 - 5.0 IU/L 
Females (Post-menopausal): 0.0 - 8.0 IU/L 
Males: N/A 

Weeks of Gestation / HCG (IU/L)
3  5.40 - 72.0 IU/L
4  10.2 - 708 IU/L
5  217 - 8245 IU/L
6  152 - 32177 IU/L
7  4059 - 153767 IU/L
8  31366 - 149094 IU/L
9  59109 - 135901 IU/L
10  44186 - 170409 IU/L
12  27107 - 201615 IU/L
14  24302 - 93646 IU/L
15  12540 - 69747 IU/L
16  8904 - 55332 IU/L
17  8240 - 51793 IU/L
18  9649 - 55271 IU/L

BRY/MONT Only:

Healthy, non-pregnant female: < 3.0 IU/L

Weeks of Gestation / HCG (IU/L)

1-2 weeks: 9.0 - 130 IU/L

2-3 weeks: 75 - 2,600 IU/L

3-4 weeks: 850 - 20,800 IU/L

4-5 weeks: 4,000 - 100,200 IU/L

5-10 weeks: 11,500 - 289,000 IU/L

10-14 weeks: 18,300 - 137,000 IU/L

14-27 weeks: 1,400 - 53,000 IU/L

27-39 weeks: 940 - 60,000 IU/L


Test Comments:

Patients taking vitamin supplements containing doses of > 5 mg/day may have falsely decreased test results generated.


Methodology:
  • Immunoassay (IA)
Documentation

Because of the potential for carryover, this testing cannot be added on to previously tested specimens.  A new PST specimen should be collected for any HCG or PCT order.  Testing can be added to a PST specimen that has not been previously placed on an instrument for testing.


Production Schedule

Sites Performed
  • Parkview Bryan Hospital
  • Parkview DeKalb Hospital
  • Parkview Huntington Hospital
  • Parkview Kosciusko Hospital
  • Parkview LaGrange Hospital
  • Parkview Logansport Hospital
  • Parkview Noble Hospital
  • Parkview Randallia Hospital
  • Parkview Regional Medical Center
  • Parkview Southwest
  • Parkview Wabash Hospital
  • Parkview Whitley Hospital
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Chemistry
Turn Around Time

Same Day/1 to 2 days


Stat Eligible

Coding & Compliance

CDM

01489569


CPT Coding

84702


Medical Necessity May Apply