Total 33 clinical symptoms reported for Pontocerebellar hypoplasia type 6 
Failure to thrive Failure to thrive (FTT) refers to a child whose physical growth is substantially below the norm.
 
Synonyms:Faltering weight; FTT; Postnatal failure to thrive; Weight faltering
Very frequent
Feeding difficulties Impaired ability to eat related to problems gathering food and getting ready to suck, chew, or swallow it.
 
Synonyms:Decreased oral intake; Feeding difficulties; Feeding problems; Poor feeding
Very frequent
Generalized hypotonia Generalized muscular hypotonia (abnormally low muscle tone).
 
Synonyms:Generalized decreased muscle tone; Generalized muscular hypotonia; Hypotonia, generalized
Very frequent
Profound global developmental delay A profound delay in the achievement of motor or mental milestones in the domains of development of a child.
 
Synonyms:Global developmental delay, profound
Very frequent