Esophageal Leiomyoma

Esophageal Leiomyoma Overview:
Esophageal Leiomyoma, is benign tumor, and about 0.5 ~ 0.8 of all esophageal cancer. Because of symptoms or asymptomatic, it often neglected by doctors. In recent years, as a result of X-ray inspection and other advances in technology, found only a gradual increase of cases, of which 90% of esophageal leiomyoma.

Tumors showed round, oval, also irregular shapes, such as leaf type, spiral-shaped, ginger-shaped, growth was around the horseshoe-shaped esophagus. Esophageal leiomyomatosis There are a number of tumors can be caused by thickening of the esophageal wall, it will be difficult to diagnose. Tumor mass tenacity, multi-coated complete, the surface smooth. Mainly to the extra-cavity growth, slow growth, cut surface with white or yellow. See biopsy for well differentiated smooth muscle cells, long spindle-shaped, the border clearly showed the tumor cells with fascicular or circinate, which mixed with a certain amount of fibrous tissue, nerve tissue can be seen occasionally. Esophageal leiomyoma sarcoma into the little, and some 10.8% reported in the literature.

Esophageal Leiomyoma Causes:
Esophageal leiomyoma originated from the inherent muscle esophagus, mainly is longitudinal muscle, majority in the esophagus, that is the type of mucosa. Convex to the individual was polypoid intraluminal, pedunculated esophageal wall and connected, and sich erbrechen from the mouth, these patients may also cause suffocation because of respiratory plug when sich erbrechen. Tumors can occur in any part of the esophagus, the middle of the most common, followed by the next paragraph, the paragraph at least, very little in the cervical, the cervical esophagus by involuntary muscle composition, not in the abdominal section, and not easily differentiated from the esophagus or cardia muscularis. Vast majority of single tumor, multiple of only about 2% ~ 3%, since more than 2-10 range, as well as diffuse esophageal leiomyoma disease. Tumor sizes, 2 ~ 5cm of the most common resection specimens are as small as 0.5cm × 0.4cm × 0.4cm, up to 17cm × 10cm × 6cm, the smallest balance to the weight of 0.25g, the most important of 5000g.