Kernig’s sign

HealthCare

Costovertebral Angle (CVA) percussion

HealthCare

Swallowing Disorders – Causes

HealthCare

John’s Hopkins Gastroenterology has some good pictures on that.

Pleurisy

HealthCare

Pleurisy  

Clubbing

HealthCare

The following image from Stanford University shows clubbing of fingernails.

Sleep Study or Polysomnogram

HealthCare