Table 1.

Clinical presentation according to HSAN1-oriented questionnaire.

Patient	Sex	Age of Onset	Familial History	Neurological Impairment										Other Impairments
				Sensitive						Motor
				Sensitive Impairment	Lower Limb	Upper Limb	Distal Sensory Loss	Stabbing Pain	Paresthesia	Motor Impairment	Lower Limb	Upper Limb	Muscle Atrophy
1	F	59	Sporadic	+	+	+	+	−	+	−	−	−	−	/
2	F	39	Mother affected	+	+	−	+	+	+	+	+	−	−	/
3	F	36	Sporadic	+	+	+	+	+	+	+	−	+	+	/
4	F	Childhood	Sporadic	+	+	−	+	−	−	+	+	−	+	Perforating ulcer of the foot
5	M	Childhood	Mother affected	+	+	−	+	+	−	+	+	+	−	/
6	F	Childhood	Daughter affected	+	+	+	+	−	−	+	+	−	+	Perforating ulcer of the foot