Thomas Test

Aka: Thomas Test, Thomas Sign

II. Indications

  1. Evaluation for hip flexor tightness

III. Technique

  1. Patient sits at end of exam table with knees bent over the edge of the table
  2. Patient lies back supine with one knee held to chest and avoiding any Pelvis rotation
  3. Observe position of opposite thigh (one with knee not held against chest) against the table

IV. Interpretation

  1. Opposite thigh and leg should lie flush with the table
  2. Abnormal if the opposite thigh is flexed off the surface of the table
    1. Suggests hip flexor tightness

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Related Studies

Ontology: Thomas test response (C0231729)

Concepts Clinical Attribute (T201)
SnomedCT 364503009, 68193004
English sign thomas, thomas test, Thomas test, Thomas' sign, Thomas test response (observable entity), Thomas' sign (finding), Thomas test response
Spanish respuesta a la prueba de Thomas (entidad observable), respuesta a la prueba de Thomas, signo de Thomas (hallazgo), signo de Thomas
Derived from the NIH UMLS (Unified Medical Language System)

Ontology: Thomas test procedure (C1306619)

Concepts Diagnostic Procedure (T060)
SnomedCT 18922003
English Thomas test, Thomas test (procedure), Thomas test procedure
Spanish prueba de Thomas (procedimiento), prueba de Thomas
Derived from the NIH UMLS (Unified Medical Language System)

Related Topics in Examination

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