The levels of polycyclic aromatic hydrocarbons in traditional cigarettes and E-cigarettes in Saudi Arabia markets: a comparative risk assessment study.

Background: Two validated and effective extraction techniques have been developed to ascertain the presence of polycyclic aromatic hydrocarbons (PAHs) in traditional cigarettes and E-cigarettes. PAHs are a class of chemicals that occur naturally, and these contaminants may cause cancer and other harmful effects in human beings. Traditional cigarettes and E-cigarettes contain many PAHs.

Retraction: A Giant Porencephaly: A Rare Etiology of Pediatric Seizures.

[This retracts the article DOI: 10.7759/cureus.19623.

Roles and challenges of primary healthcare workers: lessons learned from COVID-19 pandemic.

Context: The COVID-19 pandemic has changed the structure of the healthcare system. As a response to the pandemic, the ministry of health applied many changes to the primary healthcare system. These changes created new challenges for healthcare workers (HCWs).

A Giant Porencephaly: A Rare Etiology of Pediatric Seizures.

Pediatric convulsive seizure is common and represents a source of major concern and anxiety for the parents. Seizures can have a broad spectrum of etiologies in children, including metabolic, traumatic, developmental, and infectious causes. Depending on the clinical presentation, laboratory testing and neuroimaging may be indicated in the workup of the first unprovoked afebrile seizure.