Can fish bones enter blood vessels and migrate?
Nov 22, 2022
Source: Cainiu Health
Dr. Yang Shuwen
Introduction
If a fish bone is accidentally swallowed and becomes lodged in the esophagus, small and sharp bones may pierce the esophageal wall or blood vessels and enter the bloodstream, potentially traveling throughout the body via circulation. In contrast, larger fish bones typically pass into the digestive tract during swallowing or throat movement and generally do not penetrate blood vessels or migrate within them.
Fish bones may or may not travel through blood vessels, depending on the specific circumstances.
1. Yes
Fish are a common food source. In daily life, if someone accidentally swallows a fish bone that becomes lodged in the esophagus while eating, particularly short and sharp bones might puncture the esophageal wall and nearby blood vessels, entering the bloodstream. Once inside the vessels, such bones could potentially travel throughout the body via circulation, leading to serious complications such as severe infection or vessel rupture. In such cases, prompt medical attention is usually required. However, the likelihood of this occurring is generally low.
2. No
If a person accidentally swallows a fish bone, especially a larger one, it typically moves into the digestive tract without piercing blood vessels or traveling within them. After such an incident, it's recommended that the patient go to the hospital for a gastroscopic examination to determine the exact location of the bone. Medical professionals can then use specialized instruments to safely remove the fish bone, minimizing irritation and alleviating symptoms.
