Abstract
Objective: To assess the magnitude and distribution of malignant cases attending the Oncology Care Clinic of a tertiary care hospital in Rawalpindi, and to perform a comparative sub-analysis of hepatobiliary malignancies with respect to tumour type, stage, and viral hepatitis burden by sex and geographic origin.
Methods: A retrospective observational study examined all confirmed malignancy registrations at the Rawalpindi Medical University (RMU) Oncology Care Clinic between August 2022 and July 2024. A hepatobiliary sub-cohort (n = 99) was analysed separately using Chi-square, Fisher exact, and Mann–Whitney U tests to compare tumour characteristics by sex and area of residence. Statistical significance was set at p < 0.05.
Results: Five hundred patients were included in the main cohort (mean age 50.1 years; 61.8% female). Gynaecological cancers predominated (29.0%), followed by hepatobiliary (19.6%) and haematological (19.0%) malignancies. In the hepatobiliary sub-cohort (n = 99), hepatocellular carcinoma (HCC) accounted for 73 cases (73.7%), CA pancreas for 18 (18.2%), and other tumours for 8 (8.1%). Males constituted 71.7% of this group. Hepatitis C virus (HCV) was the predominant underlying chronic liver disease, present in 65 patients (65.7%). Late-stage presentation (stage III or IV) was recorded in 70 patients (70.7%). No statistically significant differences were found in tumour type (p = 0.431), late-stage presentation (p = 0.260), or HCV burden (p = 0.221) when compared by sex, nor in late-stage presentation by area of residence (p = 0.475). Stage distribution across tumour types was also comparable (p = 0.953).
Conclusion: Gynaecological malignancies are the most frequent cancers in this tertiary care setting. Hepatobiliary tumours carry a heavy HCV burden and a strikingly high rate of late-stage presentation; however, tumour patterns do not differ significantly by sex or geographic origin within this cohort, suggesting uniformly delayed diagnosis across all subgroups. These findings argue for system-wide early detection initiatives rather than targeted subgroup interventions alone.
Keywords: malignancy; hepatocellular carcinoma; hepatitis C; late-stage presentation; cancer registry; retrospective study; Rawalpindi
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Copyright (c) 2026 Seemab Abid, Faran Maqbool, Iram Shad, Urwah Tehreem, Muhammad Hamza, Shahrukh Khalid

