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
thalweg. (geography). The middle of the principal navigable waterway which serves as a boundary between two states. (geology).A line connecting the lowest points along a stream bed or a valley.Also known as valley line.A line crossing all contour lines on a land surface perpendicularly.he middle of the principal navigable waterway which serves as a boundary between two states. (geology). A line connecting the lowest points along a stream bed or a valley. Also known as valley line. A line crossing all contour lines on a land surface perpendicularly.