320 abbreviations
AbbreviationMeaning
MNDMotor neuron disease
MOHMedication overuse headaches
MPDMyeloproliferative disorders
MPS IMucopolysaccharoidosis type I (see Hurler syndrome)
MPS IIMucopolysaccharoidosis type II (see Hunter syndrome)
MPS IIIMucopolysaccharoidosis type III (see Sanfilippo syndrome)
MPS IVMucopolysaccharoidosis type IV (see Morquio syndrome)
MPS VIMucopolysaccharoidosis type VI (see Maroteaux–Lamy syndrome)
MPS VIIMucopolysaccharoidosis type VII (see Sly syndrome)
MR/DDMentally retarded/developmentally disabled
MSMultiple sclerosis
MSDDMulti-sensory developmental delays
NASNeonatal abstinence syndrome
NBIANeurodegeneration with brain iron accumulation
NCLNeuronal ceroid lipofuscinosis
NF1Neurofibromatosis type 1
NF2Neurofibromatosis type 2
NKHNonketotic hyperglycinemia
NLDNonverbal learning disability
NMDsNeuronal migration disorders
NMONeuromyelitis optica
NMSNeuroleptic malignant syndrome
NPNiemann–Pick disease
NPC1[type C1]Niemann–Pick disease
NPHNormal pressure hydrocephalus
NTDNeural tube defect
NTDsNeural tube defects
OAOsteoarthritis
OCDObsessive-compulsive disorder
ODDOppositional defiant disorder
OMAOcular motor apraxia
ONOsteonecrosis
OPCOropharyngeal candidiasis
OPCAOlivopontocerebellar atrophy
OSAObstructive sleep apnea
PBCPrimary biliary cirrhosis
PBDPeroxisome biogenesis disorders
PCOSPolycystic ovarian syndrome
PCTPorphyria cutanea tarda
PDParkinson's disease
PDDPervasive developmental disorder
PDD/NOSPervasive developmental disorder not otherwise specified
PDD-NOSPervasive developmental disorder not otherwise specified
PKANPanthothenate kinase-associated neurodegeneration
PLMDPeriodic limb movement disorder
PLSPrimary lateral sclerosis
PMDPelizaeus–Merzbacher disease
PMLProgressive multifocal leukoencephalopathy
PMSPremenstrual syndrome
POTSPostural orthostatic tachycardia syndrome