Hematology Test

Activated Partial Thromboplastin Timen (APTT)

Specimen / Volume: Blood, 2.7 mL*

Container: 3.2% Triodium Citrate Tube

Schedule: 24-Hour

LTAT: 2 Hours (Routine), 1 Hour (Urgent)

Note: Sample must be sent immediately or within 30 minutes of collection

* To be filled up to the marked level on the tube

Bone Marrow Aspirate (BMA) 

Specimen / Volume: Bone Marrow, 0.5 mL

Container: Glass slide

Schedule: By appointment (Monday - Wednesday)

LTAT: 7 Days (Routine), 3 Days (Urgent)

Note: Discussion with hemato-pathologist required. Please refer this guide

Special Form: BMA REQUEST FORM

D-Dimer

Specimen / Volume: Fresh Venous Blood, 2.7 mL*

Container: 3.2% Triodium Citrate Tube

Schedule: 24-Hour

LTAT: 2 Hours

Note: Discussion with pathology medical officer oncall is required

* To be filled up to the marked level on the tube

Erythrocyte Sedimentation Rate (ESR)

Specimen / Volume: Fresh Venous Blood, 3 - 4 mL

Container: EDTA Tube

Schedule: Office hours

LTAT: 4 Hours

Note: Sample must be sent immediately or within 30 minutes of collection

Fibrinogen

Specimen / Volume: Fresh Venous Blood, 2.7 mL*

Container: 3.2% Triodium Citrate Tube

Schedule: 24-Hour

LTAT: 4 Hours

Note: Sample must be sent immediately or within 30 minutes of collection

Note 2: To be filled up to the marked level on the tube

Full Blood Count (FBC)

Specimen / Volume: Fresh Venous Blood, 2.5 mL or 0.5 mL for Paeds EDTA Tube

Container: EDTA Tube

Schedule: 24-Hour

LTAT: 2 Hours (Routine), 45 Minutes (Urgent)

Note: Sample must be sent immediately or within 30 minutes of collection

Glucose-6-Phosphate Dehydrogenase Deficiency Screening, Fluorescent Spot Test

Specimen / Volume: Fresh Venous Blood, 2.5 - 3.0 mL or blood spot on  filter paper

Container: EDTA Tube or Filter Paper

Schedule: 24-Hour

LTAT: 24 Hours

Mixing Test

Specimen / Volume: Fresh Venous Blood (to fill up to the marked level on tube)

Container: Trisodium Citrate Tube (2 Tubes)

Schedule: Office hours, upon request

LTAT: 1 Working day

Note 1: Consultation with hematopathologist required

Note 2: Sample must be sent immediately or within 30 minutes of collection

Note 3: To be filled up to the marked level on the tube

Special Form: MIXING TEST REQUEST FORM

Peripheral Blood Film (PBF)

Specimen / Volume: Fresh Venous Blood, 2.5 mL

Container: EDTA Tube

Schedule: Office hours

LTAT: 6 Days (Routine), Verbal Report in 24 Hours & Formal Report in 3 Days after SAMPLE RECEIVED

Note 1: Contact pathology medical officer oncall for urgent request. Request must be made by the PRIMARY TEAM

Special Form: PBF REQUEST FORM

Prothrombin Time (PT/INR)

Specimen / Volume: Fresh Venous Blood, 2.7 mL*

Container: 3.2% Trisodium Citrate Tube

Schedule: 24-Hour

LTAT: 2 Hours (Routine), 1 Hour (Urgent)

Note: Sample must be sent immediately or within 30 minutes of collection

* To be filled up to the marked level on the tube

Reticulocyte Count

Specimen / Volume: Fresh Venous Blood, 2.5 mL

Container: EDTA Tube

Schedule: 24-Hour

LTAT: 3 Hours

Note: Sample must be sent immediately or within 30 minutes of collection

Kleihauer Test

Specimen / Volume: Fresh Venous Blood, 2.5 mL (Mother's Blood)

Container: EDTA Tube

Schedule: Office hours

LTAT: 3 Days

Note: Request must be approved by Pathology Medical Officer / Pathologist first