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Full-Text Articles in Medical Education

Expert–Novice Differences In Mental Models Of Viruses, Vaccines, And The Causes Of Infectious Disease, Benjamin D. Jee, David H. Uttal, Amy N. Spiegel, Judy Diamond Jun 2015

Expert–Novice Differences In Mental Models Of Viruses, Vaccines, And The Causes Of Infectious Disease, Benjamin D. Jee, David H. Uttal, Amy N. Spiegel, Judy Diamond

Amy N. Spiegel

Humans are exposed to viruses everywhere they live, play, and work. Yet people’s beliefs about viruses may be confused or inaccurate, potentially impairing their understanding of scientific information. This study used semi-structured interviews to examine people’s beliefs about viruses, vaccines, and the causes of infectious disease. We compared people at different levels of science expertise: middle school students, teachers, and professional virologists. The virologists described more entities involved in microbiological processes, how these entities behaved, and why. Quantitative and qualitative analyses revealed distinctions in the cognitive organization of several concepts, including infection and vaccination. For example, some students and teachers …


أمراض الأطفال المزمنة, Suad Fahad Alferaih Dec 2012

أمراض الأطفال المزمنة, Suad Fahad Alferaih

Dr. Suad Fahad AlFuraih

No abstract provided.


Mama What Is Celiac, Suad Fahad Alferaih Feb 2012

Mama What Is Celiac, Suad Fahad Alferaih

Dr. Suad Fahad AlFuraih

قصة ماما ماهو السلياك


Pneumocystis Carinii (Jirovecii) Pneumonia (Pcp): The Most Common Opportunistic Infection Observed In Hiv/Aids Cases At The University Malaya Medical Centre, Kuala Lumpur, Malaysia, Jamaiah Ibrahim Jan 2012

Pneumocystis Carinii (Jirovecii) Pneumonia (Pcp): The Most Common Opportunistic Infection Observed In Hiv/Aids Cases At The University Malaya Medical Centre, Kuala Lumpur, Malaysia, Jamaiah Ibrahim

Jamaiah Ibrahim

This retrospective study was conducted among 59 HIV/AIDS patients with opportunistic infections admitted to the University Malaya Medical Centre between 2000 and 2009. Fifty-five point nine percent of cases were Chinese, 25.4% were Malays, 11.9% were Indians and 6.8% were of unknown ethnic origin. The male:female ratio was 2.9:1 (44 males and 15 females). The highest prevalence (38.9%) occurred in the 30-39 year old age group. Men comprised 47.7% and women 53.3%; the majority of both were married. The majority of cases were Malaysians (89.8%) and the rest (10.2%) were immigrants. Most of the patients (18.6%) were non-laborers, followed by …


Prevalence And Zoonotic Potential Of Canine Hookworms In Malaysia, Jamaiah Ibrahim Dec 2011

Prevalence And Zoonotic Potential Of Canine Hookworms In Malaysia, Jamaiah Ibrahim

Jamaiah Ibrahim

Background: Canine hookworm infection is endemic in Southeast Asian countries with a prevalence ranging from 70% to 100%, with zoonotic transmission representing a potentially significant public health concern. However, there are limited data available on the prevalence of canine hookworms in Malaysia. This study was conducted to determine the prevalence of hookworm and Ancylostoma species among dogs in Malaysia. Methods: Faecal samples were collected from 221 dogs living in urban areas, rural areas and animal shelters in Selangor. Faecal samples were processed using the formal-ether concentration technique followed by wet mount preparation and iodine staining for the detection of hookworm …


Seroepidemiology Of Toxoplasmosis In Renal Patients, Jamaiah Ibrahim Dec 2010

Seroepidemiology Of Toxoplasmosis In Renal Patients, Jamaiah Ibrahim

Jamaiah Ibrahim

Toxoplasmosis is an important parasitic disease in immunosuppressed patients. This prospective study was conducted to determine the seroprevalence, associated risk factors and the incidence of clinically confirmed toxoplasmosis among renal patients at the University of Malaya Medical Center, Kuala Lumpur, Malaysia. We interviewed 247 renal patients, each of whom answered an epidemiological questionnaire, and collected blood samples for measurement of anti-Toxoplasma IgG and IgM antibodies by ELISA. Overall seroprevalence of latent toxoplasmosis was observed in 126 (51%) renal patients. Race (Malays), marital status (married) and primary level of education, were all factors associated with a greater chance of Toxoplasma infection. …


Tuberculosis: An Eight Year (2000-2007) Retrospective Study At The University Of Malaya Medical Centre (Ummc), Kuala Lumpur, Malaysia, Jamaiah Ibrahim Jan 2010

Tuberculosis: An Eight Year (2000-2007) Retrospective Study At The University Of Malaya Medical Centre (Ummc), Kuala Lumpur, Malaysia, Jamaiah Ibrahim

Jamaiah Ibrahim

This was an eight year (2000-2007) retrospective study of tuberculosis in patients admitted to the UMMC. A total of 131 cases were analyzed. Malays constituted the most cases, (43%), followed by Chinese (22%), Indians (17%) and others (18%). The majority of cases were within the 21-60 year old age group, which constituted 69.5% of the total. Males were more commonly affected (65%). Most cases were reported among Malaysians (83%). The majority of patients were unemployed (39%), followed by housewives (10%), laborers (9%), students (8%), shop assistants (7%), and other occupations (27%) The most common presenting complaints were prolonged productive cough, …


Prevalence Of Scabies And Head Lice Among Children In A Welfare Home In Pulau Pinang, Malaysia, Jamaiah Ibrahim Dec 2009

Prevalence Of Scabies And Head Lice Among Children In A Welfare Home In Pulau Pinang, Malaysia, Jamaiah Ibrahim

Jamaiah Ibrahim

This is a survey of 120 children for scabies and head lice infestations in a welfare home in Pulau Pinang. Children from this welfare home (Rumah Kanak-Kanak Taman Bakti, Kepala Batas, Pulau Pinang) were randomly selected. Majority of them were Malays (72.5%) and the rest were Indians. The infestation rates were highest in the 10-12 years age group with 46% and 70% for scabies and head lice respectively. Head lice was more commonly seen in girls (65%) than boys (29%). Scabies was more commonly seen in boys (50%) than girls (16%). Overall prevalence rate for scabies was 31% and for …


Dirofilaria Causing Eye Infection In A Patient From Malaysia, Jamaiah Ibrahim Jan 2009

Dirofilaria Causing Eye Infection In A Patient From Malaysia, Jamaiah Ibrahim

Jamaiah Ibrahim

Human dirofilariasis caused by Dirofilaria immitis and Dirofilaria repens have been reported in Malaysia. This is the fourth reported case of dirofilariasis caused by D. repens. The patient was a Chinese male from Kuching Sarawak, Malaysia who presented with a one day history of redness and itchiness over the temporal aspect of his left eye. A worm was seen and later removed from beneath the conjunctiva under local anesthesia and based on the morphological characteristics, it was identified as an immature Dirofilaria repens.


Blastocystis Hominis In High-Rise Flat Dwellers In Kuala Lumpur, Malaysia, Jamaiah Ibrahim Dec 2000

Blastocystis Hominis In High-Rise Flat Dwellers In Kuala Lumpur, Malaysia, Jamaiah Ibrahim

Jamaiah Ibrahim

No abstract provided.