Publications by authors named "Amal Sayed"

Background: This study aimed to evaluate the retention in care among a cohort of Egyptian people living with HIV (PLWHIV).

Method: The study was conducted on PLWHIV attending Kasr Alainy HIV and Viral Hepatitis Centre, Cairo, Egypt, from January 1, 2019, to March 31, 2023. PLWHIV were considered not retained in care if there was no documented clinical visit or HIV viral load (VL) or CD4 count test for more than 6 months from their last recorded visit or test.

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Introduction: Hymenolepiasis remains among the most common parasitic zoonoses in developing countries. Little information is available about hymenolepiasis in children in Upper Egypt and rodents' contribution to maintaining the disease's epidemiology.

Methodology: A cross-sectional study was carried out to investigate the occurrence of Hymenolepis spp.

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Article Synopsis
  • Bartonella species, particularly Bartonella henselae, are important human pathogens often associated with diseases like cat-scratch disease, primarily originating from infected cats.
  • This study utilized light microscopy and transmission electron microscopy (TEM) to investigate the presence of Bartonella in feline blood, revealing intraerythrocytic corpuscles indicative of infection in 18.18% of examined samples.
  • While light microscopy and TEM were effective in initial screening, the research emphasizes the necessity of molecular methods, like PCR, for accurate identification and confirmation of specific Bartonella species.
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Article Synopsis
  • Toxoplasmosis is a widespread parasitic disease caused by an intracellular parasite, highlighting the need for new treatment options.
  • The study investigated the effects of wheat germ oil (WGO) and propolis on Swiss albino mice infected with toxoplasmosis, analyzing their impact on parasite load and associated organ damage.
  • Results indicated that both WGO and propolis reduced parasite load significantly, with the combination treatment showing the most effectiveness in restoring the tissues affected by the infection.
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Live bird markets increase the risk of transmission of zoonotic diseases. Few studies have investigated the potential zoonotic transmission of in Egypt. Therefore, our study was carried out to investigate the presence of species, mainly () and (), in pigeons and turkeys sold at poultry shops.

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Objectives: The current study explores the level of perceived social stigma and associated psychological challenges among healthcare workers during the second wave of the COVID-19 pandemic in Egypt.

Methods: This was a cross-sectional study of 150 healthcare workers at Cairo University hospitals that were confirmed positive for COVID-19 infection. Participants were interviewed for assessment of perceived COVID-19-related stigma and associated psychological symptoms using the Patient Health Questionnaire for depression, the Generalized Anxiety Disorder Assessment for anxiety, and the Post-Traumatic Stress Disorder Checklist for post-traumatic stress symptoms.

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Objectives: During the COVID-19 pandemic, a quick and reliable phone-triage system is critical for early care and efficient distribution of hospital resources. The study aimed to assess the accuracy of the traditional phone-triage system and phone triage-driven deep learning model in the prediction of positive COVID-19 patients.

Setting: This is a retrospective study conducted at the family medicine department, Cairo University.

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Objectives: Early detection of coronavirus disease 2019 (COVID-19) is crucial for patients and public health to ensure pandemic control. We aimed to correlate clinical and laboratory data of patients with COVID-19 and their polymerase chain reaction (PCR) results and to assess the accuracy of a deep learning model in diagnosing COVID-19.

Methods: This was a retrospective study using an anonymized dataset of patients with suspected COVID-19.

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Bartonellosis is a vector-borne zoonotic disease caused by the intracellular bacterium of genus . The disease has a worldwide distribution and cats represent the major reservoir of this disease. Despite its global distribution, very limited previous studies have investigated the occurrence of bartonellosis in cats and their owners in Egypt.

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Background: Evaluating gender-specific effects of COVID-19 is important to develop effective therapeutic strategies. The aim of this study was to explore gender difference in perceived symptoms and laboratory investigations in suspected and confirmed cases.

Methods: This is a retrospective study that included data from suspected COVID-19 patients during the first wave of the pandemic.

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Background And Aim: Dengue fever (DF) is an important mosquito-borne viral zoonosis affecting over 100 countries worldwide and putting about 3.9 billion people at risk of infection. The disease has re-emerged in Egypt since 2011; however, there is a paucity of recent epidemiological data available.

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Background And Aim: The cosmopolite protozoan, , has a significant economic and medical impact. Cats traditionally play a predominant role in the disease maintenance cycle; however, humans can be infected as a result of milk and meat consumption of -infected livestock. In addition, infected pregnant women, even symptomless, can pass the disease to their unborn fetus.

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Introduction: Camel trade in Egypt depends mainly on importation. Seemingly healthy imported camels are responsible for the ingress of serious diseases into Egypt. A striking example of this concerning public health globally is the Middle East respiratory coronavirus (MERS-CoV) which causes case fatalities of over 34%.

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This study aimed to investigate the role of dairy cows and buffaloes as reservoirs of nontyphoidal salmonelloses (NTS), to reveal the occurrence of NTS among dairy workers and children with acute diarrhea and to study the gyrB gene phylogenetic relations of the obtained Salmonella strains, 300 samples were chosen randomly from clinically infected animals, including 100 feces and 50 raw milk from buffaloes and cows. Five hundred samples were chosen randomly from healthy animals, including 150 feces and 100 raw milk from buffaloes and cows. A total of 160 stool samples were randomly chosen from healthy workers (60) and children with acute diarrhea (100).

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Background: Of all blood stream infections (BSI), candidaemia poses the greatest threat with a high fatality rate among children. There has been an increase in the number of reports of non- species and antifungal resistance has progressively emerge.

Aim: The present study aimed to demonstrate the prevalence of candidaemia among children and to characterize the involved species and their susceptibility to antifungal agents.

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Introduction: Acute lower respiratory tract infection in children causes significant morbidity in the developing countries. Documentation of virus infection using PCR and clinical characteristics of patients affected with viral pneumonia are reviewed in this study.

Methods: 51 children less than three years admitted to the Pediatric Hospital, Cairo University with viral pneumonia were included.

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Objective: To evaluate the role played by adenoids as a reservoir for infection in children assigned for adenoidectomy.

Methodology: The study included 35 children with adenoid hypertrophy. All patients underwent clinical examination and adenoidectomy, adenotonsillectomy, or myringotomy with insertion of aeration tube according to indications.

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Objectives: To determine the prevalence of Chlamydia trachomatis (C. trachomatis) infection among Saudi women, its clinical presentation, and its association to infertility.

Methods: This study was conducted between October 2012 and July 2013 at King Khalid University Hospital and King Abdulaziz University Hospital, Riyadh, Kingdom of Saudi Arabia.

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The /r/ phoneme is variable in manner and place of articulation, and difficult to correct worldwide. Variability could exist within the same language. The objective of this study was to determine whether Egyptian Cairene /r/ was a trill or a tap and, if both forms were present, whether they were affected by word position or adjacent vowels/consonants.

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The FTA card (Whatman) was assessed for its utility as a molecular epidemiological tool in collecting samples from patients with leishmaniasis in Peru because the card has a variety of merits; it is less invasive for patients and easy to handle for both physicians and other medical personnel for sample collection or diagnosis, in addition to its simplicity and easy countrywide and/or intercountry transportation for analysis. Samples were collected from 132 patients suspected of having leishmaniasis, and Leishmania species were successfully identified in samples from 81 patients in 15 departments of Peru by cytochrome b and mannose phosphate isomerase gene analyses. Of these, 61.

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Brucellosis is the most important zoonotic disease constituting a public health problem in Assiut Governorate, hence this study was carried out to determine the prevalence of brucellosis among humans in Assiut Governorate. A total of 7154 peripheral blood samples were collected from patients with fever at Assiut Fever Hospital during the period from 2002-2003. A full detailed anamnestic and clinical assessment in the form of questionnaire was designed for each individual to determine the risk factors with specific emphasis to age, sex, residence and occupation.

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Hepatitis B and C viruses (HBV and HCV) have been associated with hepatocellular carcinoma (HCC). Recently, a novel DNA virus was isolated from a patient with posttransfusion hepatitis of unknown etiology and designated TT virus (TTV). To examine whether this virus is associated with HCC, we investigated sera from 82 Egyptian patients with histopathologically-diagnosed HCC.

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Hepatitis C virus (HCV) is the leading cause of chronic liver disease worldwide with a prevalence of approximately 14% in Egypt. IL-10 is a cytokine produced by Th2 cells. It down-regulates the proinflammatory response and modulates hepatic fibrogenesis.

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