Table 3: Clinical features of the XP-C patients.

Patients code
Sex  Age at first consultation
 (years)
 Age
(years)
 City geographic
origin
Age at onset of the first skin tumor
     (years) (number)
Internal cancer (age at onset)Protection from UVR
MM  BCCSCC

XP16KEBM27Kebelli+++
XP28SFAF321Sfax17 (1)Benign articular tumor of the knee (18)+++
XP45GBF218Gafsa17 (1)8 (>20)9 (>10)Thyroid cancer (16)+
XP50NEFM622Nefta17 (1)11 (>5)17 (1)+

MM: melanoma; BCC: Basal Cell Carcinoma; SCC: Spino Cell Carcinoma; +++: high protection; +: low protection.