Final answer:
Hematemesis, or vomiting of blood, is an associated finding with Mallory-Weiss syndrome, which is caused by a tear in the mucous membrane at the gastroesophageal junction leading to upper gastrointestinal bleeding.
Step-by-step explanation:
Hematemesis is an associated finding in patients with Mallory-Weiss syndrome. This condition is characterized by a tear in the mucous membrane at the gastroesophageal junction, which is often caused by severe vomiting and leads to upper gastrointestinal bleeding. Hematemesis, or vomiting of blood, is a common symptom associated with this tearing. In addition to hematemesis, individuals may also experience pain in the abdomen, retching, and melena, which is black, tarry stools indicative of gastrointestinal bleeding. Addressing the cause of vomiting, supportive care, and sometimes endoscopic treatment are important aspects of managing Mallory-Weiss syndrome.