When that happens it can cause periorbital ecchymosis, also called raccoon eyes, because of the dark rings of blood that can be seen in the soft tissue around the eyes.
At this point many of the described symptoms start to develop, like jaundice and pruritus or itchy skin, ascites, hepatic encephalopathy leading to confusion, and easy bruising from low coagulation factors.
There might also be bruising around the belly button, or the periumbilical region, called Cullen's sign, and along the flank of the body which is between the hip bone and the ribs, called Grey Turner's sign.
" We must consult the governors, " said Professor Flitwick in his squeaky little voice; he had a large bruise on his forehead but seemed otherwise unscathed by his collapse in Snape's office.