Sadia Rizvi

Civil Hospital Karachi, Karachi, Sindh, Pakistan

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Publications (6)1.03 Total impact

  • Article: Gliosarcoma: a rare variant of glioblastoma multiforme.
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    ABSTRACT: Gliosarcoma is a rare variant of Glioblastoma Multiforme (GBM). It is a very aggressive tumour and usually managed like GBM. Treatment of choice is surgery with good surgical margins followed by radiotherapy (60 Gy). Median survival is seven months. Here we present a case report of 55 years old male who was diagnosed as brain tumour in left temporoparietal region. It turned out to be gliosarcoma after surgical resection and histopathological evaluation.
    Journal of the Pakistan Medical Association 09/2010; 60(9):773-5.
  • Article: Omental caking: a rare manifestation of malignant peripheral nerve sheath tumour.
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    ABSTRACT: Malignant peripheral nerve sheath tumour (MPNST) is a very rare tumour with an incidence of one per 100,000 and constitutes between 3 to 10% of all soft tissue sarcomas. Most of the sarcoma involve the extremities and retroperitoneal regions. However, this case presented with mass in left inguinal region and then spread rapidly to omentum, assuming the appearance of an omental cake. Mass responded well to chemotherapy comprising of Ifosfamide and Doxorubicin.
    Journal of the College of Physicians and Surgeons--Pakistan: JCPSP 08/2010; 20(8):554-5. · 0.34 Impact Factor
  • Article: Porocarcinoma: a rare sweat gland malignancy.
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    ABSTRACT: Eccrine Porocarcinoma (ECP) is a malignant tumour arising from the intraepithelial ductal parts of the sweat gland. It has also been described as malignant hidroacanthoma simplex, sweat gland carcinoma, malignant intra-epidermal eccrine poroma, eccrine poroepithelioma, dysplastic poroma, malignant syringo acanthoma and porocarcinoma. Treatment with wide local excision but metastatic lesions can be treated with chemotherapy. Here, we present a case report of 52 years old male who presented with a fungating growth on left pre-auricular region that came out to be a case of ECP on histopathological examination.
    Journal of the College of Physicians and Surgeons--Pakistan: JCPSP 07/2009; 19(6):389-90. · 0.34 Impact Factor
  • Article: Hepatic and skeletal metastases from primary intracranial atypical meningioma.
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    ABSTRACT: Meningioma constitutes 27% of primary CNS tumours. It rarely metastasizes to distant sites (< 0.1%). Here, we present a case report of primary atypical intracranial meningioma metastasizing to liver and bone after 4 years of surgery and postoperative radiotherapy presenting with multiple episodes of hypoglycemia.
    Journal of the College of Physicians and Surgeons--Pakistan: JCPSP 05/2009; 19(5):316-7. · 0.34 Impact Factor
  • Article: Therapeutic effects of 20 gray radiotherapy over a week in the management of brain metastases.
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    ABSTRACT: To determine the therapeutic effects of 20 Gy over a week in the management of multiple brain metastases. Secondly to determine the toxicity profile and survival at 6th month in patients treated with the above-mentioned protocol. This was a single arm interventional study, conducted at Nuclear Medicine, Oncology and Radiotherapy Institute (NORI), Islamabad from May 8, 2006 to May 31, 2007. Thirty patients with multiple brain metastases were inducted in this study. Mean age was 52 +/- 11 years. Fifty Four percent were females and 46% males. After initial workup, all were planned for whole brain radiotherapy. 20 Gy was given to whole brain by two parallel opposed, equally weighted lateral fields in five consecutive daily fractions. Dose per fraction was four Gy. All were followed up for six months for survival. Treatment response was categorized in four different categories i.e., > 50%, approximately 50%, < 50% and no response. It revealed that there was significant effect of treatment with 20 Gy radiotherapy as 76% of the patients during and 80% on the last day of therapy showed > 50% response (p < 0.05). Secondly, median survival of the patients after radiotherapy was two months (p < 0.05). No serious toxicity was noted during this therapy. Twenty Gy over a week is highly effective in palliation of symptoms due to multiple brain metastases. In comparison with other studies, this protocol had no significant difference in overall survival and acute toxicity.
    Journal of the Pakistan Medical Association 05/2009; 59(5):278-81.
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    Article: Correlation of perfusion and contractility of left ventricle myocardium on gated myocardial perfusion scintigraphy.
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    ABSTRACT: Gated Single Photon Emission Computerized Tomography (SPECT) is a modality which is helpful in the detection of wall motion, thickening and ejection fraction of left ventricle. The purpose of this study was to correlate the ungated and gated SPECT in evaluation of left ventricle dysfunction. It was a prospective study done at Institute of Radiotherapy and Nuclear Medicine (IRNUM), Peshawar, in 2001/02. 76 patients (47 male and 29 female) with an average age of 52+/-11 years were inducted in this study. All patients underwent two days stress-rest Tc-99m MIBI (Methoxy Isobutyl Isonitrile) gated SPECT scan where 1110 MBq (30 mCi) was injected intravenously. Eight frames gating technique (variable fixed temporal resolution) of ECG was used to gate the cardiac cycle and whole acquisition was completed in 30 minutes. This technique very well evaluated the perfusion as well as wall motion/thickening (W/M/T) status of left ventricle. Out of 76 scans, 30% were normal, 22% transmural infarct, 25% partial thickness infarct, and 22% reversible ischemia. By doing the 20 segmental analyses, total 1520 segments were analyzed that revealed good concordance of perfusion with W/M/T in 78% of segments while 22% segments showed poor concordance. Out of these 22%, 12% were having more wall motion abnormalities than that of perfusion, while in 10%, it was vise versa. Results of this study shows good correlation between gated and ungated SPECT for evaluation of left ventricle dysfunction (r = 0.73, p< or =0.01).
    Journal of Ayub Medical College, Abbottabad: JAMC 19(2):42-5.

Institutions

  • 2010
    • Civil Hospital Karachi
      Karachi, Sindh, Pakistan
  • 2009
    • Nuclear Medicine Oncology & Radiotherapy Institute
      Islāmābād, Islamabad Capital Territory, Pakistan