Rest, ice, elevation
Non-weightbearing
Short leg posterior splint with ankle slightly plantar-flexed
Walking boot can be used as well 
Walking boot can be used as well
Achilles tendon rupture
Biceps tendon rupture
Calcaneal bursitis
Quadriceps tendon rupture
Cellulitis
Triceps tendon rupture
Compartment syndrome
Acromioclavicular joint injury