From: Inherited epidermolysis bullosa and squamous cell carcinoma: a systematic review of 117 cases
All n (%) | EBS | JEB | DEB DDEB RDEB | KS | |||
---|---|---|---|---|---|---|---|
Sex | M n (%) | 63 (53.8) | 2 | 15 | 5 | 37 | 4 |
F n (%) | 54 (46.2) | 1 | 4 | 2 | 44 | 3 | |
SRj (M/F) | 1.17 | 2 | 3.75 | 2.5 | 0.84 | 1.33 | |
Ethnicity | Caucasian | 59 (50.4) | 1 | 16 | 3 | 36 | 3 |
Asian | 10 (8.5) | 1 | 0 | 0 | 8 | 1 | |
North African | 5 (4.3) | 0 | 0 | 0 | 5 | 0 | |
Hispanic | 1 (0.9) | 0 | 0 | 0 | 0 | 1 | |
NS | 42 (35.9) | 1 | 3 | 4 | 32 | 2 | |
Median age at diagnosis years (range), specified in 117 cases (100 %) n = number of patient | 36 (6-71) 117 | 41 (39-41) 3 | 49 (28-71) 19 | 45 (34-69) 7 | 32.5 (6-67)a 81 | 38.5 (16-65) 7 | |
Genetic mutations confirmed diagnosisb | 19 (16.2) | 2 | 7 | 1 | 6 | 3 | |
Fitzpatrick skin type and sun exposure | NS | NS | NS | NS | NS | NS | |
Family history of cSCCc | Present | 13 | 1 | 4 | 3 | 4 | 1 |
Absent | 25 | 2 | 1 | 2 | 19 | 1 | |
NS | 79 | 0 | 14 | 2 | 58 | 5 | |
Locationd | Lower limb | 64 (54.7) | 2 | 13 | 6 | 41 | 2 |
Upper limb | 36 (30.8) | 0 | 4 | 1 | 28 | 3 | |
Other | 7 (5.9) | 0 | Sacrum: 1 | 0 | Groin: 1 Neck: 1 Buttock: 1 Back: 1 Trunk: 1 Head: 1 | 0 | |
Extra-cutaneous | 10 (8.6) | Tongue: 1 Vulva: 1 | Nasal cavity: 1 Anal: 1 | 0 | Maxillary sinus: 2 Esophagus: 2k | Hard palate: 1 Epiglottis: 1 | |
Clinical featurese | Ulcerated | 44 (44.9) | 2 | 5 | 6 | 28 | 3 |
Exophytic/ hyperkeratotic | 36 (36.7) | 0 | 3 | 1 | 30 | 2 | |
Verrucous, crusted or erosive | 18 (18.4) | 1 | 4 | 0 | 13 | 0 | |
NS | 19 | 0 | 1 | 6 | 10 | 2 | |
Sizef specified in 88 cases (75.2 %) | >2 cm <5 cm | 19 (21.6) | 0 | 1 | 1 | 15 | 2 |
≥5 cm | 33 (37.5) | 1 | 5 | 3 | 22 | 2 | |
≤2 cm | 36 (40.9) | 0 | 0 | 0 | 34 | 2 | |
NS | 29 | 2 | 12 | 3 | 11 | 1 | |
cSCC durationg, specified in 42 cases (35.9 %) n = number of patient mean (months, mo) (median, range, mo) | 42 9.7 (6, 1-36) | 1 (4mo) NA NA | 5 13.2 (7, 5-36) | 4 14.8 (9, 5-36) | 29 9.0 (6, 1-36) | 3 5.3 (6, 2-6) | |
Histopathological Characteristicsh specified in 88 cases (75.2 %) | Well differentiated | 65 (73.9) | 1 | 10 | 7 | 44 | 3 |
Moderately differentiated | 16 (18.2) | 1 | 2 | 0 | 11 | 2 | |
Poorly differentiated | 7 (7.9) | 1 | 0 | 0 | 5 | 1 | |
NS | 29 | 0 | 7 | 0 | 21 | 1 | |
Metastases, specified in 88 cases (75.2 %) | Loco-regional | 14 (15.9) | 1 | 0 | 0 | 10 | 3 |
Visceral | 20 (22.7) | 0 | 2l | 0 | 18 | 0 | |
Death related to cSCCi, specified in 78 cases (66.7 %) | 32 (41.0) | 0 | 6 | 0 | 25 | 1 | |
Relapse, specified in 72 cases (61.5 %) | Yes No | 26 (36.1) 46 (63.9) | 1 1 | 1 14 | 0 2 | 22 27 | 2 2 |
Mean time to recurrence (months), specified in 26 cases (22.2 %) | 14.9 | NA (1case) NS (2cases) | 33 (6cases) | 1 (1case) | 9.5 (18cases) | 1 (1case) |