Normal IQ in infancy, then IQ drops with age

Symptom Information:

Symptom ID: OMIM : No Id available
Synonyms:
Quality:
Cross references:
OMIM: "Normal IQ in infancy, then IQ drops with age" [OMIM:Normal IQ in infancy, then IQ drops with age]
Is a (Direct Parents):
Is a (Whole tree): HPO:
MedDRA:
Database Frequency: 1 / 7739
Resource:

All diseases associated with this symptom:

Nijmegen breakage syndrome (Orphanet:647)