Patellar Tap Test (Ballotable Patella): Difference between revisions

Revision as of 19:20, 15 August 2020

Patella tap test or ballottement test is used to examine the knee swelling or knee effusion.

This test is also know as dancing knee sign.

Step1. Patient in supine position and knee extended.

Step2. Therapist one hand is push down front of the leg to the top of the patella this moves any fluid in the thigh to the knee.

Step3. keep pressure on with other hand tap top of the patella and floating or bouncing of patella indicates positive sign.

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+=== Purpose ===
+'''Patella tap test or ballottement test''' is used to examine the knee swelling or knee effusion.
+This test is also know as '''dancing knee sign.'''
+=== Technique ===
+Step1.  Patient in supine position and knee extended.
+Step2. Therapist one hand is push down front of the leg to the top of the patella this moves any fluid in the thigh to the knee.
+Step3. keep pressure on with other hand tap top of the patella and floating or bouncing of patella indicates positive sign.