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ID:78 Dihydrotestosterone
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Description5-alpha-reductase converts testosterone, DHEA and androstenedione into DHT. DHT is responsible for external mascularisation of males. Hence its deficiency leads to ambiguous genitalia in males. Circulating concentrations are of little significance in females.
IndicationTo investigate ambiguous genitalia in neonates and young children. To investigate suspicion of 5alpha- reductase deficiency
Additional InfoSend to: Specialist Laboratory Medicine Block 46 St James hospital Beckett Street Leeds LS9 7TF
Concurrent Testsna
Dietary Requirementsna

InterpretationVery low levels could indicate an enzyme deficiency

Ref. Range (Male)0.9 - 2.9
Ref. Range (Female)0.2 - 1.0
Ref. Range (Paed)
Ref. Range Notes
Unitsnmol/L

Other Help:see hCG stimulation test

IP Acute TAT- Contact Laboratory
IP Routine TAT35 days
GP Acute TAT- Contact Laboratory
GP Routine TAT35 days
Turnround CommentNA
Originally edited by : JHB. Last edited on 23/01/2020 09:07:48. Published By RB on 23/01/2019 09:07:48.