Definition The umbilical cord is the connection between the maternal placenta and the embryo or fetus. It represents a bridge between the two bloodstreams and therefore serves both to supply the foetus with oxygen and nutrients and to remove metabolic waste products such as carbon dioxide. In humans, the umbilical cord, which is about 50 … Umbilical Cord
Function of the umbilical cord The umbilical cord serves to supply the embryo or fetus with oxygen and nutrients. This is made possible by the umbilical vessels embedded in the tissue. These vessels are an exception. Normally, arteries transport oxygen-rich blood and veins transport oxygen-poor blood. This is exactly the opposite with the umbilical cord. … Function of the umbilical cord | Umbilical Cord
Umbilical Cord Puncture Umbilical cord puncture, also called “choracentesis”, is a voluntary, painless but invasive method of prenatal diagnostics, i.e. special prenatal care. The umbilical vein of the baby is punctured with a long and thin needle through the mother’s abdominal wall. The position of the puncture needle is constantly monitored by a parallel ultrasound. … Umbilical Cord Puncture | Umbilical Cord
When does the umbilical cord fall off? After the umbilical cord has been cut off, a remainder of about 2-3 cm remains. This dries up over time, as it is no longer supplied with blood. This causes the umbilical residue to turn brown to brown-black and falls off on its own after about five to … When does the umbilical cord fall off? | Umbilical Cord
Bone marrow donation procedure The required hematopoietic stem cells are primarily located in the iliac crest. Currently, there are two ways to obtain the desired hematopoietic stem cells. Here, a peripheral collection of hematopoietic stem cells and the classic bone marrow donation have to be distinguished from each other. As a rule, a donor must … Bone marrow donation procedure | Bone Marrow Donation
Possible complications The risk for the donor in the course of a bone marrow donation is low and, in the case of classic bone marrow donation, is largely the anaesthetic risk that every anaesthetic performed involves. The insufficient differentiation between bone marrow and spinal cord is widespread. Since the spinal cord plays no role at … Possible complications | Bone Marrow Donation
Definition People who can benefit from a bone marrow donation are patients with leukemia, also known generally as blood cancer, such as acute myeloid leukemia or acute lymphocytic leukemia. In the course of bone marrow donation, blood stem cells (hematopoietic stem cells) are passed on. Their location is primarily in the bone marrow, where the … Bone Marrow Donation
Bone Marrow Donation For the allogeneic transplantation just described, people are needed who agree to donate bone marrow. In the search for a suitable bone marrow donor, one can reach the goal in three different ways. The highest probability of finding a suitable donor is among siblings, it is about 25%. This type of search … Bone Marrow Donation | Bone Marrow Donation
What if a potential donor is tissue compatible? If the tissue characteristics of the registered person match those of an affected person, the German Bone Marrow Donor Center (DKMS) contacts the donor. The further procedure includes a health check and a renewed HLA typing, the so-called confirmatory typing (CT). The health questionnaire sent out serves … What if a potential donor is tissue compatible? | Bone Marrow Donation
Introduction The disease term leukemia is generally understood as “blood cancer“. It is a systemic disease that affects the entire body. Behind the term leukemia hide various diseases of the blood-forming system. The word origin of the collective term indicates a common feature of malignant cell formation: in many cases there is a significantly increased … How to recognize leukemia?
Symptoms The symptoms of acute and chronic leukemias are mostly non-specific and are observed in connection with other diseases. There are, however, various warnings that make one think of leukemia and should be taken seriously. The severity of the symptoms varies depending on the form of the disease. While acute leukemias occur suddenly and suddenly, … Symptoms | How to recognize leukemia?
