Cancer patterns in Karachi division (1998-1999).

摘要: OBJECTIVE A minimal cancer incidence data for Karachi, the largest city of Pakistan, is being presented here, years 1998-1999. The has a population 9,802,134; males 5,261,712 (52.6%) and females 4,540,422 (47.4%); census 1998. METHODOLOGY predominantly mixed (passive active) registration system evolved in sources hospitals within Karachi Division. reported/retrieved sets at Cancer Registry are checked, coded, computerised an analytical format analysed. RESULTS incident cases registered during 2-year period, 1st January 1998 to 31st December 1999 were age-standardised rate (ASR) cancer, all sites was 132.4/100,000 males. lung 10.8%; ASR 17.3 most frequently recorded malignancy, followed by oral cavity 10.5%; 13.2 larynx 5.0%; 7.4. 133.0/100,000 females. breast, 32.0%; 40.7 8.1%; 11.7 gall bladder 3.6%; 5.5. CONCLUSION present been calculated with estimated 15-20% probable under ascertainment. Tobacco-associated cancers responsible 38.3% tumours diagnosed amongst Two principal cancers, breast 40.1% rare finding high At it difficult determine whether this indicates genuine risk or selection bias. continuous process study trends adequate control program possible essential Pakistan can be based on pattern practiced Karachi.