The possible clinical causes of itching inside the stomach include parasitic infection, peritonitis, and gastrointestinal mucosal injury.
1. Parasitic infection: unclean diet is the primary cause of parasitic infection, such as consumption of raw meat, homemade raw pickled seafood, lettuce and so on. Parasite growth and reproduction in the gastrointestinal tract will cause damage to the gastrointestinal mucosa, in mild cases, there is abdominal itching, and in other cases, it will be accompanied by abdominal pain, teeth grinding and other symptoms.
2. Gastrointestinal mucosal damage: bad habits, such as overeating, excessive alcohol consumption, etc., will cause serious damage to the gastrointestinal mucosa, a small number of mild cases of abdominal itching symptoms, and most cases of abdominal pain, vomiting, abdominal distension, loss of appetite and so on.
3. Peritonitis: peritoneal effusion in cirrhosis, chronic kidney disease, systemic lupus erythematosus and other diseases are easy to complicate peritonitis, and its clinical symptoms include abdominal itching, abdominal pain, nausea, vomiting, generalized weakness, fever and so on.
There may also be other causes for the above conditions. If the symptoms worsen or persist, it is recommended to go to the gastroenterology department of the hospital, through the abdominal ultrasound, blood test and other tests to clarify the diagnosis and treatment.