Undetectable visual evoked potentials

Symptom Information:

Symptom ID: HPO:0007965
Synonyms:
Absence of visual evoked potentials [OMIM:Absence of visual evoked potentials]
Quality:
Cross references:
OMIM: "Absence of visual evoked potentials" [OMIM:Absence of visual evoked potentials]
Is a (Direct Parents):
HPO         Abnormality of visual evoked potentials
Is a (Whole tree): HPO:
All(HPO:0000001)
    Phenotypic abnormality(HPO:0000118)
       Abnormality of the eye(HPO:0000478)
          Abnormal eye physiology(HPO:0012373)
             Abnormality of vision(HPO:0000504)
                Abnormality of visual evoked potentials(HPO:0000649)
                   Undetectable visual evoked potentials(HPO:0007965)
MedDRA:
Database Frequency: 3 / 7739
Resource:

All diseases associated with this symptom:

PEHO syndrome (Orphanet:2836)
PEHO-like syndrome (Orphanet:99807)
WARBURG MICRO SYNDROME 2 (OMIM:614225)