Initial signs and symptoms
Numbness and tingling
Pale, mottled, anesthetic, pulseless, and immobile<unk> 
No changes will occur after initial rewarming
Hours after rewarming
Hyperemic phase
Severe burning pain and reappearance of proximal sensation
2-3 days post treatment
Edema and bullae may form as perfusion returns
Weeks later
Anesthesia persists and may be permanent
Tissue sloughing and gangrene may occur
Months to years
Hyperhidrosis and cold sensitivity may persist
Some will have permanent disability
Numbness and tingling
Pale, mottled, anesthetic, pulseless, and immobile<unk> 
No changes will occur after initial rewarming
Hyperemic phase
Severe burning pain and reappearance of proximal sensation
Edema and bullae may form as perfusion returns
Anesthesia persists and may be permanent
Tissue sloughing and gangrene may occur
Hyperhidrosis and cold sensitivity may persist
Some will have permanent disability
Trench foot
Cellulitis
Mallet finger
Gangrene
Trigger finger
Dry gangrene
Drummer's wrist
Wet gangrene