Total 8 clinical symptoms reported for Mulibrey nanism syndrome 
Cachexia Severe weight loss, wasting of muscle, loss of appetite, and general debility related to a chronic disease.
 
Synonyms:Wasting syndrome
Very frequent
High pitched voice An abnormal increase in the pitch (frequency) of the voice.
 
Synonyms:High pitched voice; High-pitched voice
Very frequent
Intrauterine growth retardation An abnormal restriction of fetal growth with fetal weight below the tenth percentile for gestational age.
 
Synonyms:In utero growth retardation; Intrauterine growth failure; Intrauterine growth restriction; Intrauterine growth retardation, IUGR; Intrauterine retardation; IUGR; Prenatal growth deficiency; Prenatal growth failure; Prenatal growth retardation; Prenatal onset growth retardation; Prenatal-onset growth retardation; Small for gestational age infant
Very frequent
J-shaped sella turcica A deformity of the sella turcica whereby the sella extends further anterior than normal such that the anterior clinoid process appears to overhang it, giving the appearance of the letter J on imaging of the skull.
 
Synonyms:Hour glass shaped hypophysial fossa; Hour glass shaped pituitary fossa; Hour glass shaped sella turcica; J-shaped sella; Omega shaped sella turcica
Very frequent
Macrocephaly Occipitofrontal (head) circumference greater than 97th centile compared to appropriate, age matched, sex-matched normal standards. Alternatively, a apparently increased size of the cranium.
 
Synonyms:Increased size of cranium; Increased size of skull; Large head; Large head circumference; Macrocrania; Megacephaly
Very frequent
Reduced tendon reflexes Diminution of tendon reflexes, which is an invariable sign of peripheral nerve disease.
 
Synonyms:Absent or decreased deep tendon reflexes; Decreased deep tendon reflexes; Decreased tendon reflexes; Decreased to absent deep tendon reflexes; Decreased/absent deep tendon reflexes; Depressed tendon reflexes; Diminished deep tendon reflexes; Diminished or absent deep tendon reflexes; Diminished or absent tendon reflexes; Hypoactive to absent deep tendon reflexes; Impaired tendon reflexes; Reduced/absent deep tendon reflexes; Weak or absent deep tendon reflexes
Very frequent
Short stature A height below that which is expected according to age and gender norms. Although there is no universally accepted definition of short stature, many refer to 'short stature' as height more than 2 standard deviations below the mean for age and gender (or below the 3rd percentile for age and gender dependent norms).
 
Synonyms:Decreased body height; Height less than 3rd percentile; Short stature; Small stature; Stature below 3rd percentile
Very frequent