Test for tight retinacular [ collateral ] ligaments:

• This test is also known as the Harness – Zancolli test.
• This test is used to check the tightness of the retinacular ligaments.
• This clinical test is applied by the therapist when the patient is complain about the wrist joint.

What is the purpose of the Test for tight retinacula [ collateral ] ligaments?

• This test is used to check the structures around the proximal interphalangeal joints.

How do you perform the Test for tight retinacula [ collateral ] ligaments:

• For the test patient position is the sitting position, it is starting position of the test.
• The proximal interphalangeal joints are held in a neutral position while the distal interphalangeal joint is flexed by the examiner [ therapist ].

What is the result of the Test for tight retinacular [ collateral ] ligaments:

• If the distal interphalangeal joint does not flex, the retinacular[ collateral ] ligaments or proximal interphalangeal capsule are tight.
• If the proximal interphalangeal joint is flexed & the distal interphalangeal joints flex easily, the retinacular ligaments are tight & the capsule is normal.
• During the test, the patient remains passive & does no active movements.

Thumb grind test:-

What is the purpose of the thumb grind test?

• This test is used to check the degenerative joint disease of the wrist joint.

How do you perform the thumb grind test?

• The patient in the sitting position for the test.
• The examiner holds the patient’s hand with one hand & grasps the patient’s thumb below the metacarpophalangeal joint with the help of the other hand.
• The examiner [ therapist ] then applies axial compression & rotation to the metacarpophalangeal joints.

What is the result of the thumb grind test?

• If the pain is elicited of degenerative joint disease in the metacarpophalangeal or metacarpotrapezial joint.

• Axial compression with rotation to any of the wrist & hands joints may also indicate positive tests to those joints for the same conditions.