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R63

Symptoms and signs concerning food and fluid intake

• bulimia NOS (F50.2)
• eating disorders of nonorganic origin (F50.-)
• malnutrition (E40-E46)

R63.0

Anorexia

• anorexia nervosa (F50.0-)
• loss of appetite of nonorganic origin (F50.89)

• Loss of appetite

R63.1

Polydipsia

• Excessive thirst

R63.2

Polyphagia

• Excessive eating
• Hyperalimentation NOS

R63.3

Feeding difficulties

• eating disorders (F50.-)
• feeding problems of newborn (P92.-)
• infant feeding disorder of nonorganic origin (F98.2-)

• Feeding problem (elderly) (infant) NOS
• Picky eater

R63.4

Abnormal weight loss

R63.5

Abnormal weight gain

• excessive weight gain in pregnancy (O26.0-)
• obesity (E66.-)

R63.6

Underweight

• abnormal weight loss (R63.4)
• anorexia nervosa (F50.0-)
• malnutrition (E40-E46)

R63.8

Other symptoms and signs concerning food and fluid intake