23 Jul 2019
Choking (also known as foreign body airway obstruction) is a life-threatening medical emergency characterized by the blockage of air passage into the lungs secondary to the inhalation or ingestion of food or another object. Choking is caused by a mechanical obstruction of the airway that prevents normal breathing.
5 Feb 2020
It is a skin cancer caused by melanosides. which produces the pigment of the skin It begins to form as tiny particles and spreads to nearby areas and deep into the skin below. It reaches the lymph nodes and veins and eventually spreads to the liver, brain, lungs, bones.