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Clear
 
Test Code (รหัสการทดสอบ):
098-10-0032-01

Order Name (ชื่อการทดสอบ):
Neurotransmitters screening (VMA,HVA,5-HIAA) by HPLC (First morning urine) *

 
Specimen / Container (สิ่งส่งตรวจ/ภาชนะ):
First Morning urine volume 10 ml., Urine Container
(if cannot send in 2 Hrs, specimen must be keep frozen until sending) 
 
Turnaround Time (ระยะเวลารอผล):
7 days
 
Useful For (ประโยชน์การทดสอบ):
Screening of neuroendocrine tumors including neuroblastomas, pheochromocytoma and paraglanglioma.
 
Methodology (วิธีการทดสอบ):
High Performance Liquid Chromatography (HPLC)
 
Test List In Profile (การทดสอบใน Profile):
 - Vanillylmandelic acic (VMA),
 - Homovanillic acid (HVA),
 - 5-Hydroxyindoleacetic acid (5-HIAA)
 
 
 
Test Code (รหัสการทดสอบ):
098-10-0032-01

Order Name (ชื่อการทดสอบ):
Neurotransmitters screening (VMA,HVA,5-HIAA) by HPLC (First morning urine) *

 
Patient Preparation (การเตรียมตัวผู้ป่วย):
Starve from eating aubergines, avocados, bananas, damson plums, gooseberries, melons, mirabelle plums, pineapples, tomatoes, black/red currants, walnuts for 3-4 days prior to collect urine.                                                
No prescription of acetanilide, caffeine, coumarin, ephedrine-HCl, mephenesin, metamphetamine, methocarbamol, nicotine, paracetamol, phenacetin, phenobarbital, phentolamine aspirin, chlorpromazine, isoniazid, levodopa, methenamine, promethazine, streptozocin for 24Hrs prior to collect urine. 
 
Collection Specimen Or Container (สิ่งส่งตรวจ/ภาชนะ):
First Morning urine volume 10 ml., Urine Container
(if cannot send in 2 Hrs, specimen must be keep frozen until sending) 
 
Specimen Testing Type (สิ่งส่งตรวจที่ใช้ในการทดสอบ):
First Morning urine minimum volume 3 ml. 
 
Sub Mission Container (ภาชนะส่งตรวจ):
Plastic tube
 
Rejection Criteria (เกณฑ์ปฏิเสธสิ่งส่งตรวจ):
Urine in menstrual cycle will be rejected
 
Specimen Stabillity (ความคงตัวของสิ่งส่งตรวจ):
Frozen, -18 °C  7 days
 
 
 
Test Code (รหัสการทดสอบ):
098-10-0032-01

Order Name (ชื่อการทดสอบ):
Neurotransmitters screening (VMA,HVA,5-HIAA) by HPLC (First morning urine) *

 
Schedule (ตารางการทดสอบ):
Every Thursday
 
Turnaround Time (ระยะเวลารอผล):
7 days
 
Performing Location (หน่วยงานที่ทำการทดสอบ):
Chemistry and Toxicology, Laboratory Department, Tel.14141
 
Specimen Retention Time (ระยะเวลาเก็บสิ่งส่งตรวจ):
7 days
 
 
 
Test Code (รหัสการทดสอบ):
098-10-0032-01

Order Name (ชื่อการทดสอบ):
Neurotransmitters screening (VMA,HVA,5-HIAA) by HPLC (First morning urine) *

 
 
Clinical Information (ข้อมูลทางคลินิก):
Neurotransmitter (VMA, HVA, 5-HIAA) testing from first morning urine are use for screening test for patients who have no sympstoms or not typical clinical presentation. If the patinets have abnormal results, physician should advice the patients to follow with diagnostic test from 24 hours urine sample
 
Reference Value (ค่าอ้างอิง):
VMA  1.8 - 3.9 mg/g creatinine
HVA   2.1 - 6.3 mg/g creatinine
5-HIAA 2.1 - 5.6 mg/g creatinine 
 
Interpretation (การแปลผล):
These test results are not for the diagnosis of disease. They are intended to provide nutritional guidelines to qualified healthcare professionals with full knowledge of patient history and concerns to assist in their design of an appropiated healthcare program
 
Clinical Reference (เอกสารอ้างอิง):
Lord RS., Bralley JA, Laboratory Evaluations for integrative and Functional Medicine, 2nd Edition 2008.