Publications by authors named "Aftab Akhtar"

Background The COVID-19 pandemic has had a profound impact on global healthcare systems, often compared to seasonal influenza due to similarities in clinical presentation. This study aims to compare the clinical characteristics, comorbidities, and outcomes of critically ill patients with COVID-19 and those with influenza admitted to a tertiary care hospital in Islamabad, Pakistan. Methods This retrospective cohort study included 120 patients, 60 with confirmed COVID-19 and 60 with confirmed influenza, all of whom required ICU admission and mechanical ventilation between January 1, 2021, and January 1, 2024.

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Background The escalating prevalence of obesity worldwide presents unique challenges in critical care management, especially in the context of mechanical ventilation and weaning processes in intensive care units (ICUs). The present study aimed to determine the incidence of weaning failure in obese patients in an ICU. Methods A prospective observational study was carried out to gather data on patients in the ICU of Shifa International Hospital located in Islamabad, Pakistan.

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Background The current research focused on studying the pattern of catheter-related bloodstream infections (CRBSI) with femoral central access versus internal jugular access in patients admitted to the medical intensive care unit (ICU). Methods A cross-sectional study was conducted at the Department of Emergency Medicine, Shifa International Hospital, between March 4, 2022, and August 4, 2022. All individuals who presented to the ICU who needed a central venous catheter (CVC) for more than 48 hours were included.

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Background Sepsis is accountable for major morbidity and mortality in patients with critical illnesses. The present research was undertaken to evaluate the correlation between fluid balance during hospitalizations and patient outcomes in patients with sepsis. Methods An observational study was undertaken at the Critical Care Department, Shifa International Hospital, Islamabad, Pakistan between December 2021 to April 2022.

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Background and objective Invasive pulmonary aspergillosis (IPA) is a frequent complication among neutropenic patients. It is increasingly being reported in critical coronavirus disease 2019 (COVID-19) patients requiring ICU admission and invasive mechanical ventilation (IMV) and is known as COVID-associated pulmonary aspergillosis (CAPA). We conducted this large prospective observational study to determine the frequency of CAPA and its outcomes in the ICU population.

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Objective The objective of this study is to find a correlation between internal jugular vein (IJV) and common carotid artery (CCA) diameter ratio and central venous pressure (CVP) measurement and find a cut-off value for the IJV/CCA ratio to predict low CVP i.e. < 10 cm H0, for estimating the volume status in critically ill patients.

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Purpose Typical nutritional assessment criteria and screening tools are ineffective in mechanically ventilated patients who are often unable to report their food intake history. The Nutrition Risk in Critically Ill (NUTRIC) score is effective for screening mechanically ventilated patients. This prospective observational study was conducted to identify nutritional risk in mechanically ventilated patients using a modified NUTRIC (mNUTRIC) score (without using interleukin-6 values).

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Objective: The objective of our study is to assess the correlation between inferior vena cava (IVC) diameters, central venous pressure (CVP) and the IVC collapsibility index for estimating the volume status in critically ill patients.

Methods: This cross-sectional study used the convenient sampling of 100 adult medical intensive care unit (ICU) patients for a period of three months. Patients ≥ 18 years of age with an intrathoracic central venous catheter terminating in the distal superior vena cava connected to the transducer to produce a CVP waveform were included in the study.

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Objectives: The objective of this exploratory study was to find out the correlation of femoral vein diameter (FVD) to central venous pressure (CVP) measurements and to derive a prediction equation to help ascertain the fluid volume status in a critical patient.

Patients And Methods: This was a single-centered prospective cohort study designed and conducted by the critical care department of Shifa International hospital in Islamabad, Pakistan. Patients were enrolled from the medical and surgical intensive care units.

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Objective:  To determine the frequency of micro-organisms causing sepsis as well as to determine the antibiotic susceptibility and resistance of microorganisms isolated in a medical intensive care unit.

Materials And Methods:  This is a cross-sectional analysis of 802 patients from a medical intensive care unit (ICU) of Shifa International Hospital, Islamabad, Pakistan over a one-year period from August 2015 to August 2016. Specimens collected were from blood, urine, endotracheal secretions, catheter tips, tissue, pus swabs, cerebrospinal fluid, ascites, bronchoalveolar lavage (BAL), and pleural fluid.

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Plasmodium Vivax malaria is generally considered as a benign self-limiting illness and is less often associated with more severe disease and complications. Amongst these, acute respiratory distress syndrome (ARDS) is a particularly rare complication. The few cases reported describe the onset of ARDS after initiation of anti-malarial therapy as a post inflammatory response.

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Background: Acute Fibrinous and Organizing Pneumonia is a rare entity characterized by the histological pattern suggestive of diffuse alveolar damage, eosinophilic pneumonia and organizing pneumonia; the presence of intra alveolar "fibrin balls" distinguishes it from these conditions. Herein, we describe the association of acute fibrinous and organizing pneumonia with a respiratory tract infection. We believe that such an association has been extremely rarely described.

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Objective: Intensive Care Units (ICUs) experience higher infection rates due to the severity of illness and frequent use of invasive devices. Use of personal protective equipment reduces the risk of acquiring an infection. This study has been conducted to determine the role of using shoe covers by medical staff and visitors on infection rates, mortality and length of stay in ICU.

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Emphysematous gastritis is a condition characterized by gas within the wall of the stomach and associated, systemic toxicity. We are reporting to our knowledge the first case of emphysematous gastritis in a 76 year old female from Islamabad, Pakistan. She was admitted with five day history of upper abdominal discomfort and vomiting.

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