Though not the most common occurrence, Automation Engineers sometimes become Automation Engineering Managers, where the average income is $105K per year.
For example, the antrum of the stomach (gastric antrum) is a portion before the outlet, which is lined by mucosa and does not produce acid. The paranasal sinuses can be referred to as the frontal antrum, ethmoid antrum, and maxillary antrum.
Gastric Antrum. Gastric Antrum: Gastric Antral Vascular Ectasia or GAVE is a rare origin of gastrointestinal bleeding that is chronic as well as anemia from the loss of blood. This condition is associated with small blood vessels dilating in the gastric antrum. The dilated vessels cause intestinal bleeding.