Neonatal goitre
Neonatal hypothermia / starvation
Neonatal isoerythrolysis (NI)
Neonate prematurity/dysmaturity
Nasopharyngeal collapse – ventral (Palatine instability)
Nasopharyngeal dysfunction of foals
Nasopharyngeal stenosis
Navicular bursa abnormality (unspecified)
Navicular bursa abnormality: marked distension
Navicular bursa abnormality: soft tissue proliferation