The cranial sinuses are eight cavities within the skull that supply vocal resonance. When they become inflamed, often accompanied by facial pain, fever, and nasal congestion, the condition is called ...

The venous sinus is a cavity formed between the endosteal and meningeal layers of the dura. The sinuses are connected by channels to large cortical veins and together make up the venous system that ...

The U.S. Food and Drug Administration along with the Centers for Disease Control and Prevention have recommended a pause in the administration of the Johnson & Johnson COVID-19 vaccine after six women ...

WASHINGTON — The U.S. announced on April 13 that they are recommending a "pause" of single-dose Johnson & Johnson COVID-19 vaccines from being administered as they investigate "extremely rate" blood ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com. Researchers noted a high mortality rate among patients ...

Robert is a 39-year-old male who presented with a 5-day history of severe headaches treated initially with antibiotics for suspected sinusitis by his primary-care physician. Robert's headaches did not ...