• Hypomania, hypomanic reaction (see also Psychosis, affective) 296.0
  • Hypomastia (congenital) 611.82
  • Hypomenorrhea 626.1
  • Hypometabolism 783.9
  • Hypomotility
  • Hyponasality 784.44
  • Hyponatremia 276.1
  • Hypoparathyroidism (idiopathic) (surgically induced) 252.1
  • Hypoperfusion (in)
  • Hypopharyngitis 462
  • Hypophoria 378.40
  • Hypophosphatasia 275.3
  • Hypophosphatemia (acquired) (congenital) (familial) 275.3
  • Hypophyseal, hypophysis - see also condition
  • Hypophyseothalamic syndrome 253.8
  • Hypopiesis - see Hypotension
  • Hypopigmentation 709.00
  • Hypopinealism 259.8
  • Hypopituitarism (juvenile) (syndrome) 253.2
  • Hypoplasia, hypoplasis 759.89
  • Hypopotassemia 276.8
  • Hypoproaccelerinemia (see also Defect, coagulation) 286.3