facial onset sensory and motor neuronopathy https://rarediseases.info.nih.gov/diseases/12036/facial-onset-sensory-and-motor-neuronopathy https://www.malacards.org/card/facial_onset_sensory_and_motor_neuronopathy UMLS:C4509818 facial onset sensorimotor neuronopathy syndrome MEDGEN:1374397 FOSMN syndrome Facial onset sensory and motor neuronopathy is characterized initially by paraesthesia and numbness in the region of the trigeminal nerve distribution, which later progresses to involve the scalp, neck, upper trunk and upper limbs. Onset of motor manifestations occurs later with cramps, fasciculations, dysphagia, dysarthria, muscle weakness and atrophy. This syndrome has been described in four males and appears to be a slowly progressive neurodegenerative disease. GARD:0012036 facial onset sensory and motor neuronopathy syndrome MONDO:0019405 Orphanet:85162 SCTID:723306004 inherited neurodegenerative disorder