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Table 2 Reports on AN with or without HCH due to p. Lys650Thr of FGFR3

From: Acanthosis nigricans in a Chinese girl with FGFR3 K650 T mutation: a case report and literature review

Patients

Onset age

Age

Gender

AN

HCH

Birth weight (g)

Height (cm)

BMI

FBG(74-105 mg/dL)

FINS (1.5–18.5μU/ml)

HOMA-IR

HbA1c

Family 3[6]

 1a

infancy

4

F

+

/

105.5 (5.5y,8th)

15.5

normal

/

/

normal

 2

/

25

M

+

/

156

19.7

/

/

/

/

 3

/

29

F

+

/

145 (<5th)

30.5

/

/

/

/

 4

/

11

F

+

/

139 (26th)

21.2

/

/

/

/

Family 1[2]

 5

infancy

51

M

+

+

/

144.3

26.4

190

5.3

2.4

7.9

 6

infancy

49

F

+

+

/

141.2

28.1

81

3.6

0.7

4.4

 7

infancy

46

F

+

+

/

145.5

26.9

92

4.4

0.9

4.9

 8

infancy

40

F

+

+

/

149.4

28.3

87

5.1

1.1

4.8

 9

infancy

35

F

+

+

/

153

25.8

85

3.9

0.8

4.3

 10a

infancy

16

M

+

+

3515

/

24.2

97

7.0

1.6

4.6

 11

infancy

18

F

+

+

/

147.9

26.5

73

2.8

0.5

4.2

 12

infancy

8

M

+

+

/

/

20.6

88

3.8

0.8

4.5

 13

infancy

13

M

+

+

/

/

20.2

90

6.9

1.5

4.6

 14

infancy

7

M

+

+

/

/

23

92

6.1

1.3

4.7

Family 5[1]

 15a

3

15

F

+

/

/

/

/

/

/

/

 16

/

/

F

+

/

/

/

/

/

/

/

 17

/

/

F

+

/

/

/

/

/

/

/

Family 2[3]

 18a

12

14

M

+

+

/

143

21.5

/

/

/

/

 19

/

/

M

+

+

/

/

/

/

/

/

/

 20

/

/

M

+

+

/

/

/

/

/

/

/

 21

/

/

M

+

+

/

/

/

/

/

/

/

Family 4[4]

 22a

1

3

M

+

+

2883

91.7 (3-10th)

19.4

76

8.8

1.6

 

Family 6[5]

 23a

2

10

M

+

+

/

128

23.1

/

3.1

/

/

 24

/

12

F

+

+

/

135

23.5

/

/

/

/

 25

/

47

M

+

+

/

155

25

/

/

/

/

 26

/

74

F

+

+

/

140

23

/

/

/

/

Current case

 27a

4

17

F

+

4000

146

24.4

88.2

13.78

3.0

5.1

  1. aProband of the family
  2. AN acanthosis nigricans, HCH hypochondroplasia, BMI body mass index, FBG fasting glucose, FINS fasting insulin, HOMA-IR homeostasis model assessment index of insulin resistance, HbA1c glycosylated hemoglobin