The location and the cause of ulcers are really varied, however, the most common among those who attack the wall of the stomach or duodenum and that they are formally known as peptic ulcers. Also, an ulcer can be cause of the presence of a cancer.
Also called or peptic gastric ulcer is caused by an imbalance between the defensive and those aggressive factors of the duodenal mucosa. As for the aggressive factors stand out: gastric acid secretion, infection caused by the bacterium Helicobacter pylori and recurrent intake of nonsteroidal anti-inflammatory drugs of the type non-steroidal, such is the case of aspirin and ibuprofen, to the most recognized name.
But as mentioned it is not the only type of ulcer and also we can find with other types such as: (they are attacking our skin) skin ulcer, ulcer by pressure (they are characteristic of those parts of our body are subject to great pressure), genital Ulcer (develops in the genital apparatus and are the result of some sexually transmitted diseases such as syphilis (, the cancroide, among others), corneal Ulcer (located in the cornea and is the result of keratitis, eye infections, trauma, viruses such as herpes simplex), oral Ulcer (occur in the buccal mucosa, better known as canker sores) and ulcerative colitis (characterized by the presentation of ulcers in the intestine).
On the other hand, at the behest of Botany, an ulcer known as damage may occur in the Woody part of a plant and is characterized by rotten SAP output.
Article contributed by the team of collaborators.