What is Predisposing factors of Ca esophagus and explain in detail?
PREDISPOSING FACTORS OF SCC- 1.SEX -4 TIMES MORE IN MALE 2.ETHINICITY-AFRICAN AMERICANS, CENTRAL ASIA, MIDDLE EAST 3.ALCOHOLISM AND TOBACCO CHEWING 4.INTRINSIC DEFECTS-PLUMMER VINSON SYNDROME, ACHALASIA 5.HEREDITARY CANCER SYNDROME - TYLOSIS, FANCONI ANEMIA 6.HPV 7.H/O CAUSTIC INGESTION ADENO CARCINOMA 1.SEX -MALE 2.ETHINICITY- WHITE 3.BARRETT&;S OESOPHAGUS 4.SMOKING 5.OBESITY (SABISTON TEXTBOOK OF SURGERY 20TH EDITION)