Paroxysmal bursts of laughter

Symptom Information:

Symptom ID: HPO:0000749
Synonyms:
Paroxysmal laughter [HPO:0000749]
Paroxysmal bursts of laughter [OMIM:Paroxysmal bursts of laughter]
Paroxysmal laughter [OMIM:Paroxysmal laughter]
Quality:
Cross references:
OMIM: "Paroxysmal bursts of laughter" [OMIM:Paroxysmal bursts of laughter]
OMIM: "Paroxysmal laughter" [OMIM:Paroxysmal laughter]
Is a (Direct Parents):
HPO         Inappropriate laughter
Is a (Whole tree): HPO:
All(HPO:0000001)
    Phenotypic abnormality(HPO:0000118)
       Abnormality of the nervous system(HPO:0000707)
          Abnormality of nervous system physiology(HPO:0012638)
             Abnormality of higher mental function(HPO:0011446)
                Behavioral abnormality(HPO:0000708)
                   Abnormal emotion/affect behavior(HPO:0100851)
                      Inappropriate behavior(HPO:0000719)
                         Inappropriate laughter(HPO:0000748)
                            Paroxysmal bursts of laughter(HPO:0000749)
MedDRA:
Database Frequency: 8 / 7739
Resource:

All diseases associated with this symptom:

Angelman syndrome (Orphanet:72)
Carpenter-Waziri syndrome (Orphanet:93973)
Chudley-Lowry-Hoar syndrome (Orphanet:93971)
Holmes-Gang syndrome (Orphanet:93970)
Juberg-Marsidi syndrome (Orphanet:93972)
Renier-Gabreels-Jasper syndrome (Orphanet:93975)
Smith-Fineman-Myers syndrome (Orphanet:93974)
X-linked intellectual deficit - hypotonic face (Orphanet:73220)