Rationale: Because physical inactivity in chronic obstructive pulmonary disease (COPD)
predicts health care use and mortality, we prospectively evaluated the relationship of this …

Ricin and abrin are toxic ribosome-inactivating proteins found in plants. Exposure to these
toxins can be detected using the biomarkers ricinine and abrine, which are present in the …

Electronic cigarettes (referred here as E-cigarettes or vapes) are devices that contain heated
nicotine/cannabinol vaporized aerosol solution for consumption. While long-term toxicities …

Introduction. Gastrointestinal histoplasmosis (GH) is a well-described albeit uncommon
disease. It is found almost exclusively in the immunocompromised host, especially those with …

Loperamide is a synthetic, over-the-counter, antidiarrheal medication that is widely available
and used for the treatment of diarrhea. It is a peripherally acting opioid agonist acting …

A tracheal diverticulum is an out pouching arising from the wall of the trachea, and its lumen
is in communication with the tracheal lumen. It is a small air collection in the para-tracheal …

Inhalation of cocaine derivatives is associated with a number of pulmonary and systemic
complications. We report a case of less recognized complication, the aspiration of a metallic …

Tracheobronchial injuries are either traumatic or iatrogenic but can be lethal in a high
dependency setting if not managed promptly. There are few reported cases of cocaine-induced …

Hyperammonemia is a common cause of encephalopathy encountered in an intensive care
unit (ICU). Absence of pre-existing liver disease may misguide a clinician and cases of non-…

Introduction: Anti-N-methyl-D-aspartate-receptor (anti-NMDAR) encephalitis is the most
common antibody-defined autoimmune neuronal disorder. It may present with psychiatric …