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Table 1 A detailed genotype/phenotype correlation analysis regarding the patients with the classic SW and the SV form of CAH. All patients underwent genetic testing at the accredited with ISO 15189 MGFT department of the CING

From: Genetic diagnosis of endocrine disorders in Cyprus through the Cyprus Institute of Neurology and Genetics: an ENDO-ERN Reference Center

 

Pathogenic Variants in the CYP21A2 gene

21-Hydroxylase Form

Sex

Age at diagnosis

Clinical Diagnosis

Basal 17-OHP nmol/lt

Hyponatremia -Hyperkalemia

1

p.Pro30Leu/p.Pro30Leu

Simple Virizing

F

6.5 yrs

Clitoromegaly – Premature pubarche

> 25 ng/ml

Negative

2

IVS2-13A/C > G/IVS2-13A/C > G

Salt Wasting

F

Neonate

Prader 3

> 25 ng/ml

Positive

3

IVS2-13A/C > G/IVS2-13A/C > G

Salt Wasting

F

Neonate

Prader 3

> 25 ng/ml

Positive

4

IVS2-13A/C > G/IVS2-13A/C > G

Salt Wasting

M

Neonate

Adrenal crisis

> 25 ng/ml

Positive

5

IVS2-13A/C > G/IVS2-13A/C > G

Salt Wasting

M

Neonate

Adrenal crisis

> 25 ng/ml

Positive

6

IVS2-13A/C > G/IVS2-13A/C > G

Simple Virizing

M

5.5 yrs

GnRH independent—Precocious puberty

> 25 ng/ml

Negative

7

CH1/CH4

Simple Virizing

M

6.5 yrs

GnRH independent—Precocious puberty

> 25 ng/ml

Negative

8

IVS2-13A/C > G/CH1

Salt Wasting

M

Neonate

Adrenal crisis

> 25 ng/ml

Positive

9

IVS2-13A/C > G/CAH-X CH1

Salt Wasting

F

Neonate

Ambiguous genitalia -Prader 5

> 25 ng/ml

Positive

10

IVS2-13A/C > G/p.Gln318stop

Salt Wasting

F

Neonate

Ambiguous genitalia

> 25 ng/ml

Positive

11

p.Phe306insT + p.Val281Leu/p.Phe306insT + p.Val281Leu

Salt Wasting

F

Neonate

Prader 4

> 25 ng/ml

Positive

12

CAH-X CH1/CAH-X CH1

Salt Wasting

M

Neonate

Adrenal crisis

> 25 ng/ml

Positive

13

CH1/CH1

Salt Wasting

M

Neonate

Adrenal crisis

> 25 ng/ml

Positive

14

CH1/p.Gln318stop

Salt Wasting

M

Neonate

Adrenal crisis

> 25 ng/ml

Positive

15

p.Ile172Asn/CAH-X CH3

Simple Virizing (SV)

M

Neonate

Ambiguous genitalia

> 25 ng/ml

Negative

16

p.Ile172Asn/p.Ile172Asn

Simple Virizing

F

4.5 yrs

Ambiguous genitalia

> 25 ng/ml

Negative

17

p.Ile172Asn/p.Ile172Asn

Simple Virizing

M

5.0 yrs

Ambiguous genitalia

> 25 ng/ml

Negative

18

p.Ile172Asn/p.Ile172Asn

Simple Virizing

M

3.2 yrs

Ambiguous genitalia

> 25 ng/ml

Negative