raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:141022

Second branchial cleft anomaly

Synonyms: Second branchial cleft cyst · Second branchial cleft fistula

Type
Morphological anomaly
Group
Disorder
Status
active

A rare otorhinolaryngological malformation characterized by the presence of a cyst, sinus or fistula occuring along the anterior border of the sternocleidomastoid muscle. Second branchial cleft fistulae and sinuses present with skin opening with chronic discharge and recurrent infections, whereas second branchial cleft cysts present as a painless, nontender, stable in size or slowly enlarging lateral neck masses. Cysts occasionally acutely increase in size during upper respiratory tract infection, leading to respiratory compromise, torticollis, and dysphagia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSecond branchial cleft anomalySecond branchial cleft cyst · Second branchial cleft fistula
frAnomalie de la deuxième fente branchialeAnomalie de la seconde fente branchiale · Fistule de la deuxième fente branchiale · Fistule de la seconde fente branchiale · Kyste de la deuxième fente branchiale · Kyste de la seconde fente branchiale
deKiemenbogen, 2., Anomalie des
esAnomalía de la segunda hendidura branquialFístula de la segunda hendidura branquial · Quiste de la segunda hendidura branquial
itSchisi del secondo arco branchiale
nlAnomalie van tweede kieuwspleetCyste van tweede kieuwspleet · Fistel van tweede kieuwspleet
ptAnomalia da segunda fenda branquial
plAnomalia drugiego łuku skrzelowegoPrzetoka drugiego łuku skrzelowego · Torbiel drugiego łuku skrzelowego
csAnomálie druhé branchiální štěrbinyCysta druhé branchiální štěrbiny · Píštěl druhé branchiální štěrbiny
ukАномалія другої зябрової щілиниДруга гілкова щілинна кіста · Друга гілкова нориця
zh第二鳃裂畸形第二鳃裂瘘管
trİkinci brankial yarık anomalisiİkinci branşiyal yarık kisti · İkinci branşiyal yarık fistülü

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM113600Evalidated
ICD-10Q18.0NTBTattributedvalidated
MONDO0007233Evalidated
UMLSC3874315Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card