Cerebellar radiological abnormalities in children with neurofibromatosis type 1: part 1 - clinical and neuroimaging findings

Table 3 Maternal health, pregnancy and labor for NF1 patients

	Number of patients (%)	^a Total number of patients
Maternal health prior to pregnancy
NF1	7 (20.6)	34
History of spontaneous fetal loss	9 (18)	50
Gestational hypertension	7 (18.4)	38
Fetal exposures during pregnancy
Smoking	9 (33.3)	27
Alcohol	6 (22.2)	27
Marijuana	4 (16.7)	24
Radiation	1 (12.5)	8
Delivery		42
Uncomplicated SVD	32 (76.2)
^b Complicated SVD	3 (7.1)
Planned C/S	5 (11.9)
Emergency C/S	2 (4.8)
Gestational age in weeks		42
Term (≥ 37 weeks)	36 (85.7)
36 weeks	5 (11.9)
33 weeks	1 (2.4)

^a Number of patients where the information is available, ^b complicated spontaneous vaginal delivery (SVD) e.g. nuchal cord, breech, shoulder dystocia, forceps or vacuum extraction, C/S: Caesarian section

ISSN: 2053-8871