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Table 1 Characteristics of pediatric patients with vascular malformation

From: Somatic mutation spectrum of a Chinese cohort of pediatrics with vascular malformations

Variable

N, (%)

Molecular diagnosis rate, N (%)

Total

67

53 (79.1)

Sex

  

 Male

33 (47.8)

24 (72.7)

 Female

34 (52.2)

29 (85.3)

Median age, years

2.3

–

 IQR

0.7–6.0

–

 Range

0.1–14.8

–

Age distribution

  

 <1 year

21 (31.3)

16 (76.2)

 1–3 years

17 (25.4)

15 (88.2)

 3–10 years

22 (34.3)

18 (81.8)

    >10 years

7 (9.0)

4 (57.1)

Diagnosis

  

 CLOVES

4 (6.0)

4 (100)

 KTS

15 (22.4)

14 (93.3)

 uPROS

1 (1.5)

1 (100)

 DCMO

3 (4.5)

0 (0)

 CLVM

6 (9.0)

5 (83.3)

 CLM

2 (3.0)

1 (50.0)

 LM

1 (1.5)

1 (100)

 CMO

7 (10.4)

6 (85.7)

 PWS

12 (17.9)

10 (83.3)

 SWS

2 (3.0)

2 (100)

 VM

6 (9.0)

5 (83.3)

 VVM

7 (10.4)

3 (42.9)

Proteus syndrome

1 (1.5)

1 (100)

  1. KTS: Klippel–Trenaunay syndrome; SWS: Sturge–Weber syndrome; DCMO: diffuse capillary malformation with overgrowth; VM: venous malformation; CLOVES: congenital lipomatous overgrowth, vascular malformations, epidermal nevi, scoliosis/skeletal and spinal syndrome; PWS: port-wine stains; VVM: verrucous venous malformation; CMO: capillary malformation with overgrowth; LM: lymphatic malformation; CLVM: capillary lymphatic venous malformation; uPROS: unclassified PIK3CA-related overgrowth spectrum; CLM: capillary-lymphatic malformation