Thread by @theneurolander

Milkmaid’s grip!!!

“motor impersistence of the hand”

Philippus Aureolus Theophrastus Paracelsus Bombastus von Hohenheim (1493–1541)
(Paracelsus)
first coined the term Chorea Sancti Viti

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1/

Pathophysiology

“combination of chorea & motor impersistence”

Motor impersistence
- inability to maintain tetanic muscle contraction
- positioning & compensatory repositioning
- independent of chorea
- linearly progressive (marker of disease severity?)
- frontal lobe

2/

Examples of motor impersistence

- Milkmaid’s grip
- inability to maintain eye closure
- ‘Jack in the box’ tongue

3/

Milkmaid’s grip – definition

“alternating squeezing and releasing of the finger like a milking motion, when asked to maintain a constant, firm grip of examiner’s fingers”

- fluctuating pressure on handshake

4/

Milkmaid’s grip – features

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

5/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: Medchrome

6/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: allornonelaw

7/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: Pakistan Academy of Pediatrics

8/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: Pediatrics By Dr.Anand

9/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: shailesh Patil

10/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

youtube.com/shorts/tAg0Ohr… via: Dr Khan Medics

11/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: Doctor Sajid Vlog

12/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

youtube.com/shorts/8-uN5Dp… via: pediatric videos

13/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

youtube.com/shorts/Z43DViI… via: Dr Gauhar Mahmood Azeem

14/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

youtube.com/shorts/eXhQe8y… via: Medicine classroom

15/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: Nicolas Laing

16/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: RHDAustralia

17/

Milkmaid’s grip

“alternating squeezing and releasing of the finger when asked to maintain a constant grip”

- chorea
- motor impersistence
- positioning & compensatory repositioning

via: RHDAustralia

18/

Milkmaid's grip

neuronland.blogspot.com/2022/12/neurot…