BACKGROUND The tuberculin skin test (TST) is used to test for latent tuberculosis (TB) infection and support the diagnosis of active TB. However, little is known about the relationship between the TST result and the clinical presentation of TB disease. METHODS We analyzed US TB surveillance data, 1993-2010, and used multinomial logistic regression to calculate the association between TST resu...

Introduction: Shone syndrome is a rare congenital cardiac abnormality; however, many of the cases remain undiagnosed until early and mid-adulthood. Different Imaging modalities are used to assess the related structural abnormalities. Case presentation: In this case study, we report a 32 yo woman who was planning for her first pregnancy. In consideration to her childhood heart problems, besides...

COVID-19 does not necessarily affect the respiratory system only and can cause life threatening systemic condition. I present a case of pulmonary hemorrhage (ANCA) C vasculitis with type failure as presentation COVID-19.

Background: Common arterial trunk (CAT) is a rare congenital heart disease, and often leads to the early development of pulmonary hypertension and disability. Among the critical structural heart defects, the frequency of CAT is 3%, which reflects the severe hemodynamic disturbances. The natural course of the disease is characterized by a high mortality rate up to 88% during the first year of li...

Congenital broncho-esophageal fistula (BEF) is a rare anomaly usually detected in adulthood. In one of the latest reviews of this anomaly, no more than 150 cases were found in the world literature. We report our experience with a 49 year old male patient referring with a classic presentation of chronic cough and choking episodes upon liquid intake. Broncho-esophageal fistula was confirmed b...

Nocardia are gram-positive and partially acid-fast bacteria with saprophytic lives in the environment. These groups of bacteria are able to enter the human body through traumatic inhalation and may consequently cause Nocardiosis infections. Case Presentation: A 32-year-old man was referred to Al-Zahra Hospital with symptoms such as fever, gradual weight loss, and persistent coughing. First, th...