Endocrine, nutritional, and metabolic diseases (E00-E90).
- Diabetic ketoacidosis – form of metabolic acidosis that is particularly common as a complication of diabetes mellitus in the presence of absolute insulin deficiency; causative is an excessive concentration of ketone bodies in the blood.
- Wernicke’s encephalopathy (synonyms: Wernicke-Korsakow syndrome; Wernicke’s encephalopathy) – degenerative encephaloneuropathic disease of the brain in adulthood; clinical picture: brain-organic psychosyndrome (HOPS) with memory loss, psychosis, confusion, apathy, and gait and stance unsteadiness (cerebellar ataxia) and eye movement disorders/eye muscle paralysis (horizontal nystagmus, anisocoria, diplopia)); vitamin B1 deficiency (thiamine deficiency).
Cardiovascular system (I00-I99).
- Apoplexy (stroke)
- Intracranial hemorrhage (bleeding within the skull; parenchymal, subarachnoid, sub- and epidural, and supra- and infratentorial hemorrhage)/intracerebral hemorrhage (ICB; cerebral hemorrhage), unspecified
Liver, gallbladder, and biliary tract-pancreas (pancreas) (K70-K77; K80-K87).
- Hypoglycemia (low blood sugar).
Neoplasms – tumor diseases (C00-D48).
- Brain tumor, unspecified
Psyche – nervous system (F00-F99; G00-G99)
- Alcohol abuse (alcohol dependence)
- Brain abscess (encapsulated collection of pus in the brain).
- Meningoencephalitis (combined inflammation of the brain (encephalitis) and meninges (meningitis)).
Symptoms and abnormal clinical and laboratory findings not elsewhere classified (R00-R99).
