Hematoma after Surgery. Hematoma is a sac of blood that gets accumulated at a surgical site, after surgery. This accumulation of blood leads to pain, inflammation, and discoloration of the skin around the surgical wound.Mishaps during the surgery, improper post-surgery care, etc. can cause hematoma.ematoma after Surgery. Hematoma is a sac of blood that gets accumulated at a surgical site, after surgery. This accumulation of blood leads to pain, inflammation, and discoloration of the skin around the surgical wound.
Definition of navigable for English Language Learners : deep and wide enough for boats and ships to travel on or through : capable of being navigated NAVIGABLE Defined for Kids
canal. noun waterway, channel, passage, conduit, duct, watercourse A blockage of the canal could severely affect international shipping.