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Full-Text Articles in Microbiology

Symptomatic Surgically Treated Non-Neoplastic Cysts Of The Central Nervous System: A Clinicopathological Study From Pakistan, Nasir Ud Din, Huma Arshad, Zubair Ahmad, Sheema H Hasan, Mohammad Ehsan Bar May 2017

Symptomatic Surgically Treated Non-Neoplastic Cysts Of The Central Nervous System: A Clinicopathological Study From Pakistan, Nasir Ud Din, Huma Arshad, Zubair Ahmad, Sheema H Hasan, Mohammad Ehsan Bar

Zubair Ahmad

Objective: To report clinicopathologic features of symptomatic surgically removed non-neoplastic cysts of the central nervous system (CNS). Study Design: Case series. Place and Duration of Study: The Aga Khan University Hospital, Karachi, from 2003 to 2012. Methodology: All non-neoplastic CNS cysts reported during the study period were retrieved and reviewed. Age, gender, location, histologic type and clinical features were noted. Results: A total of 124 cysts were diagnosed in the study period. These included 44 epidermoid cysts (mean age 30.5 ± 13.8 years), 35 colloid cysts (mean age 31 ± 13.2 years), 32 arachnoid cysts (mean age 24.8 ± 20.2 …


In-House Daily Consensus Conference: An Important Quality Control/Quality Assurance Activity--Experience At A Major Referral Center., Amna Khurshid, Zubair Ahmad, Asim Qureshi May 2017

In-House Daily Consensus Conference: An Important Quality Control/Quality Assurance Activity--Experience At A Major Referral Center., Amna Khurshid, Zubair Ahmad, Asim Qureshi

Zubair Ahmad

Background:For every practicing histopathologist, improvement of diagnostic accuracy is an important objective. Personal consults are an important component of quality control (QC)/quality assurance (QA) in our Section of Histopathology. In addition, the College of American Pathologists recommends a daily in-house consensus conference, which is a prospective system by which all difficult and problematic cases are reviewed and discussed and signed out by consensus. Design: In-house consensus conference is held daily using a multi-headed microscope. This collegial session is run by the seniormost consultant in the section and is attended by all histopathology consultants and residents. The consultants and residents …


Histological Pattern Of Ovarian Neoplasma., Zubair Ahmad, Naila Kayani, Sheema H. Hasan, Suhail Muzaffar, Muhammad Shafiq Gill May 2017

Histological Pattern Of Ovarian Neoplasma., Zubair Ahmad, Naila Kayani, Sheema H. Hasan, Suhail Muzaffar, Muhammad Shafiq Gill

Zubair Ahmad

Abstract Objective: To see the morphological pattern of benign and malignant ovarian neoplasms. Method: Retrospective study of all consecutive cases of ovarian neoplasms diagnosed at Aga Khan University Hospital between 1st January 1993 and 30th September 1998. Setting: The Section of Histopathology, AKUH, Karachi. Observation: Of 855 ovarian tumours 506 (59.18%) were benign and 349(40.81%) malignant. Surface epithelial - stromal tumours comprised 63.50% of all tumours. Benign cystic teratoma was the commonest benign tumour (35.17% of all benign tumours) and serous cystadenocarcinoma was the commonest malignant tumour (33.33% of all malignant tumours). Mucinous cystadenocarcinomas are more common in our population …