Search on: PTERYGIUM 
Descriptors Found: 1
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Descriptor English:   Pterygium 
Descriptor Spanish:   Pterigion 
Descriptor Portuguese:   Pterígio 
Tree Number:   C11.187.781
Definition English:   An abnormal triangular fold of membrane in the interpalpebral fissure, extending from the conjunctiva to the cornea, being immovably united to the cornea at its apex, firmly attached to the sclera throughout its middle portion, and merged with the conjunctiva at its base. (Dorland, 27th ed) 
Indexing Annotation English:   a conjunctival dis, not a structure; pterygium of other organs: index under specific organ /abnorm
Allowable Qualifiers English:  
BL blood CF cerebrospinal fluid
CI chemically induced CL classification
CO complications CN congenital
DI diagnosis DH diet therapy
DT drug therapy EC economics
EM embryology EN enzymology
EP epidemiology EH ethnology
ET etiology GE genetics
HI history IM immunology
ME metabolism MI microbiology
MO mortality NU nursing
PS parasitology PA pathology
PP physiopathology PC prevention & control
PX psychology RA radiography
RI radionuclide imaging RT radiotherapy
RH rehabilitation SU surgery
TH therapy US ultrasonography
UR urine VE veterinary
VI virology  
Record Number:   21053 
Unique Identifier:   D011625 

Occurrence in VHL:
 

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