Table 1.

Baseline data of the patients

Baseline data	All patients (n = 28)	DSM (n = 17)	IDAVS (n = 3)	ADAVS (n = 8)
Males	12 (42.9)	10 (58.8)	0	2 (25)
Age first symptoms (months)	5 (0–167)	4.5 (0–31)	48 (2.5–167)	26,5 (9–44)
Age diagnosis (months)	14.5 (0–167)	5 (0–31)	48 (2.5–167)	82 (12–127)
Age first consultation (months)	19.5 (0–170)	11 (0–72)	54 (15–170)	56.5 (13–114)
Presentation
Antenatal	2 (7.1)	2 (11.8)	0	0
Seizure	6 (21.4)	4 (23.5)	2 (66.7)	0
Hydrocephalus	3 (10.7)	3 (17.6)	0	0
Macrocrany	11 (39.3)	10 (58.8)	1 (33.3)	0
Dilated facial veins	9 (32.1)	8 (47.1)	0	1 (12.5)
Systemic repercussions (CHF, respiratory distress)	4 (14.3)	4 (23.5)	0	0
Developmental delay	10 (35.7)	9 (52.9)	1 (33.3)	0
Intracranial hypertension	2 (7.1)	2 (11.8)	0	0
Focal neurologic deficit	8 (28.6)	6 (35.3)	2 (66.7)	0
Exophtalmia	3 (10.7)	0	1 (33.3)	2 (25)
Oculomotor palsy	1 (3.6)	1 (5.9)	0	0
Chemosis	3 (10.7)	1 (5.9)	0	2 (25)
Bleeding	2 (7.1)	1 (5.9)	1 (33.3)	0
Secondary bleeding	2 (7.1)	2 (11.8)	0	0
Incidental	6 (21.4)	0	0	6 (75)
Associated
Facial lymphangioma	3 (10.7)	3 (17.6)	0	0
Facial AVM	1 (3.6)	0	1 (33.3)	0
Cardiac anomaly	1 (3.6)	1 (5.9)	0	0
Cavernoma	2 (7.1)	1 (5.9)	1 (33.3)	0
DVA	4 (14.3)	3 (17.6)	1 (33.3)	0
VGAM	4 (14.3)	0	0	4 (50)
Capillary malformations	1 (3.6)	1 (5.9)	0	0

Data are presented as n(%). Mean ± SD or median (Q1–Q3).

DSM, dural sinus malformation; IDAVS, infantile dural arteriovenous shunt; ADAVS, adult-type dural arteriovenous shunt; CHF, congestive heart failure; AVM, arteriovenous malformation; DVA, developmental venous anomaly; VGAM, Vein of Galen aneurysmal malformation.