Writing an essay about you is a common topic and students can start this topic by giving a smart introduction. Some students may think how to start off an essay about yourself. To write this kind of essay, students can follow some sample essays, which are easily available online. In this essay, students can write about their dreams and goals.
We're sorry, an error occurred. Vomiting blood, or hematemesis, is the regurgitation of stomach contents mixed with blood, or the regurgitation of blood only. Vomiting blood can be a frightening experience, but in some cases it may be triggered by minor causes. This includes swallowing blood from a mouth injury or from a nosebleed.
Infections are the most common causes of coughing up blood. They account for 60 to 70 percent cases of all haemoptysis. Infections may be caused by invasive bacteria such as Staphylococcus aureus and Pseudomonas aeruginosa or fungi such as Aspergillus species. Viruses such as influenza may cause severe hemoptysis.