Endocrine, nutritional, and metabolic diseases (E00-E90).
- Diabetes mellitus (diabetes).
- Hyperthyroidism (hyperthyroidism)
- Cystic fibrosis (cystic fibrosis, ZF) – genetic disease with autosomal recessive inheritance, characterized by the production of secretions in various organs to be tamed.
Mouth, esophagus (food pipe), stomach and intestines (K00-K67; K90-K93).
- Chronic inflammatory bowel disease such as ulcerative colitis or Crohn’s disease.
- Gastric outlet stenosis – narrowing of the stomach outlet.
- Celiac disease (gluten-induced enteropathy) – chronic disease of the mucosa of the small intestine (small intestinal mucosa), which is due to hypersensitivity to the cereal protein gluten.
Neoplasms – tumor diseases (C00-D48).
- Brain tumors
- Carcinomas – cancers that arise from cells in the covering tissue of skin or mucosa (epithelium).
Psyche – nervous system (F00-F99; G00-G99).
- Acute adjustment disorders
- Alcohol abuse (heavy drinking; alcohol abuse).
- Anxiety disorders
- Substance abuse
- Personality disorders
- Schizophrenia – psychiatric disorder with multiple manifestations.
- Obsessive-compulsive disorder
Medication
- See “Causes” under medications
