<unk> s occur in the cricopharyngeus muscle of the pharynx.<unk>  is an uncomfortable but harmless and temporary disorder.
Cricopharyngeal spasm
Muscle tension dysphonia
Oropharyngeal dysphagia
Oedema glottidis
Laryngopharyngeal reflux
Laryngospasm
Odynophagia
Hemifacial spasm