Kocher sign

E91527

Kocher sign is a clinical indicator associated with hyperthyroidism, particularly Graves' disease, characterized by a lag of the upper eyelid on downward gaze.

All labels observed (4)

Label Occurrences
Kocher sign canonical 2
von Graefe sign 2
Dalrymple sign 1

How this entity was disambiguated

Statements (35)

Predicate Object
instanceOf clinical sign
medical eponym
associatedWith Graves disease
hyperthyroidism
thyrotoxicosis
clinicalRelevance helps differentiate Graves disease from other causes of thyrotoxicosis
suggests active thyroid disease
countryOfOrigin Switzerland
describes lag of upper eyelid on downward gaze
differsFrom Dalrymple sign
linked to: Kocher sign

Stellwag sign
von Graefe sign
linked to: Kocher sign
firstDescribedBy Emil Theodor Kocher
firstDescribedIn 19th century
foundIn endocrinology examination
ophthalmic examination
hasCategory endocrine sign
ophthalmologic sign
hasFeature eyelid lag on downgaze
infrequent blinking
retraction of upper eyelid
staring appearance
upper eyelid fails to follow eyeball promptly on downward movement
widened palpebral fissure
namedAfter Emil Theodor Kocher
Theodor Kocher
linked to: Emil Theodor Kocher
observedDuring patient following examiner’s finger from upward to downward gaze
partOf Graves ophthalmopathy signs
eye signs of hyperthyroidism
pathophysiology increased sympathetic tone to Müller muscle of upper eyelid
relatedTo lid lag
lid retraction
sympathetic overactivity
usedFor clinical diagnosis of Graves ophthalmopathy
supporting diagnosis of hyperthyroidism

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Emil Theodor Kocher hasEponym Kocher sign
Kocher sign differsFrom von Graefe sign
linked to: Kocher sign
Kocher sign differsFrom Dalrymple sign
linked to: Kocher sign
Stellwag sign isRelatedTo von Graefe sign
linked to: Kocher sign
Stellwag sign isRelatedTo Kocher sign
Stellwag sign isRelatedTo Joffroy sign
linked to: Kocher sign