The placenta is a temporary organ that connects the developing fetus via the umbilical cord to the uterine wall to allow nutrient uptake, thermo-regulation, waste elimination, and gas exchange via the mother's blood supply; to fight against internal infection; and to produce hormones which support pregnancy. Placentas are a defining characteristic of placental mammals, but are also found in marsupials and some non-mammals with varying levels of development.
#anatomy
#anatomy
A splenectomy may also be recommended if you have cancer involving the spleen or certain diseases that affect blood cells. Certain conditions can cause the spleen to swell, making the organ more fragile and susceptible to rupture. In some cases, an illness, such as sickle cell disease, can cause the spleen to shrivel up and stop functioning. This is called an auto-splenectomy.
The most common disease-related reason for a spleen removal is a blood disorder called idiopathic thrombocytopenic purpura (ITP). This is an autoimmune condition in which antibodies target blood platelets. Platelets are needed to help blood to clot, so a person with ITP is at risk for bleeding. The spleen is involved in making these antibodies and removing the platelets from the blood. Removing the spleen can be done to help treat the condition.
#Surgery
The most common disease-related reason for a spleen removal is a blood disorder called idiopathic thrombocytopenic purpura (ITP). This is an autoimmune condition in which antibodies target blood platelets. Platelets are needed to help blood to clot, so a person with ITP is at risk for bleeding. The spleen is involved in making these antibodies and removing the platelets from the blood. Removing the spleen can be done to help treat the condition.
#Surgery
Epidural techniques frequently involve injection through a catheter placed into the epidural space. The injection can result in a loss of sensation (including the sensation of pain).
Spinal anaesthesia is a technique whereby a local anaesthetic drug is injected into the cerebrospinal fluid.
#anaesthesia
Spinal anaesthesia is a technique whereby a local anaesthetic drug is injected into the cerebrospinal fluid.
#anaesthesia
Compartment syndrome is a painful condition that occurs when pressure within the muscles builds to dangerous levels. This pressure can decrease blood flow, which prevents nourishment and oxygen from reaching nerve and muscle cells.
Compartment syndrome can be either acute or chronic.
Acute compartment syndrome is a medical emergency. It is usually caused by a severe injury. Without treatment, it can lead to permanent muscle damage.
Chronic compartment syndrome, also known as exertional compartment syndrome, is usually not a medical emergency. It is most often caused by athletic exertion.
#Surgery
Compartment syndrome can be either acute or chronic.
Acute compartment syndrome is a medical emergency. It is usually caused by a severe injury. Without treatment, it can lead to permanent muscle damage.
Chronic compartment syndrome, also known as exertional compartment syndrome, is usually not a medical emergency. It is most often caused by athletic exertion.
#Surgery
Angioedema is an area of swelling of the lower layer of skin and tissue just under the skin or mucous membranes. The swelling may occur in the face, tongue, larynx, abdomen, or arms and legs. Often it is associated with hives, which are swelling within the upper skin. #Medicine
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