Laboratory Medicine

Test catalogue

Estradiol
Test Name Estradiol (E2)
Specimen Type / Requirements Container Type = Gold (SST) Minimum Testing Volume for testing = 1mL Serum Tube must fill to at least ½ or greater of its vacuum capacity
Specimen Handling Collection Instructions: Serum or plasma, free from hemolysis, collected with or without gel separator. Separate serum or plasma from cells within 2 hours of collection Write your initials, date and time of collection on the collection label. Laboratory Staff Instructions: Centrifuge specimen and separate serum or plasma from cells within 2 hours of collection. Store specimens on -30 freezer near separation bench. Stability: Stable at room temperature for 24hrs, refrigerated for 7 days and frozen at -20°C for 6 months. Sample Rejection Criteria: Avoid Hemolysis, samples of non sufficient quantity. Transportation: Transport at room temperature ASAP. Place on ice if time of collection to time sample get to lab exceeds 2hrs
Required Documentation
Turnaround Time (TAT) 7 day	Test Utilization
Reference Value Female: ≤14 days: ≤ 242 pmol/L Stage I: (>14 days and prepubertal): ≤ 74 pmol/L Stage II: ≤ 88 pmol/L Stage III: ≤ 221 pmol/L Stage IV: 55 - 312 pmol/L Stage V: 55 - 1287 pmol/L ≥19 years: Follicular phase: 55 - 368 pmol/L Luteal phase: 257 1103 pmol/L Postmenopausal: ≤ 55 pmol/L	Male: ≤14 days: ≤ 194 pmol/L Stage I: (>14 days and prepubertal): ≤ 48 pmol/L Stage II: ≤ 59 pmol/L Stage III: ≤ 96 pmol/L Stage IV: ≤ 140 pmol/L Stage V: 37 - 147 pmol/L *≥19 years:* 37-147 pmol/
Test Code E2	Methodology LC-MS/MS
Testing Location SMH-Biochemistry	Other Information Last Updated: May 02, 2022

Estradiol

Test Name

Estradiol (E2)

Specimen Type / Requirements

Container Type = Gold (SST)

Minimum Testing Volume for testing = 1mL Serum

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Serum or plasma, free from hemolysis, collected with or without gel separator. Separate serum or plasma from cells within 2 hours of collection

Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Centrifuge specimen and separate serum or plasma from cells within 2 hours of collection. Store specimens on -30 freezer near separation bench.

Stability: Stable at room temperature for 24hrs, refrigerated for 7 days and frozen at -20°C for 6 months.

Sample Rejection Criteria: Avoid Hemolysis, samples of non sufficient quantity.

Transportation: Transport at room temperature ASAP. Place on ice if time of collection to time sample get to lab exceeds 2hrs

Required Documentation

Turnaround Time (TAT)

7 day

Test Utilization

Reference Value

Female:

≤14 days: ≤ 242 pmol/L
Stage I: (>14 days and prepubertal): ≤ 74 pmol/L
Stage II: ≤ 88 pmol/L
Stage III: ≤ 221 pmol/L
Stage IV: 55 - 312 pmol/L
Stage V: 55 - 1287 pmol/L

≥19 years:

Follicular phase: 55 - 368 pmol/L
Luteal phase: 257 1103 pmol/L
Postmenopausal: ≤ 55 pmol/L

Male:

≤14 days: ≤ 194 pmol/L
Stage I: (>14 days and prepubertal): ≤ 48 pmol/L
Stage II: ≤ 59 pmol/L
Stage III: ≤ 96 pmol/L
Stage IV: ≤ 140 pmol/L
Stage V: 37 - 147 pmol/L

≥19 years: 37-147 pmol/

Test Code

Methodology

LC-MS/MS

Testing Location

SMH-Biochemistry

Other Information

Last Updated: May 02, 2022