To dream of seeing someone with gangrene foretells sorrow and loss, even a death of a near relative. Sometimes death is not the actual physical kind but rather the ending of a way of life. Search the dream for clues that point in that direction. [1]
See also: Venting Dreams. [2]
2. One is afflicted with a physical or mental condition that can kill unless dealt with.
3. The need to cut out a way of life that is damaging. [3]
having: are being confronted with clawing dependents draining you.
others in family: you choice to retrieve and to return a favor of love.
own leg being cut off because of: your handicap forces you to push above previous limits.
another’s: disloyal friends malign you to others, yet in need you wil support them. [6]