Petechiae develop in thrombocytopenia or platelet dysfunction Overview of Platelet Disorders Platelets are cell fragments that function in the clotting system. Abdominal distention in a patient with blunt trauma suggests acute hemorrhage or splenic rupture. Deficiency causes megaloblastic anemia, damage. read more suggests vitamin B12 deficiency Vitamin B12 Deficiency Dietary vitamin B12 deficiency usually results from inadequate absorption, but deficiency can develop in vegans who do not take vitamin supplements. It includes numerous syndromes characterized by varying degrees of. Peripheral neuropathy Peripheral Neuropathy Peripheral neuropathy is dysfunction of one or more peripheral nerves (the part of a nerve distal to the root and plexus). read more may occur with hemolysis, a hemoglobinopathy, connective tissue disease, myeloproliferative disorder, infection, or cancer. Causes of splenomegaly are myriad, as are the. (See also Overview of the Spleen.) Splenomegaly is almost always secondary to other disorders. Splenomegaly Splenomegaly Splenomegaly is abnormal enlargement of the spleen. Jaundice becomes visible when the bilirubin level is about 2 to 3 mg/dL (34 to 51 micromol/L).
#Low hematocrit and hemoglobin levels indicate skin#
Jaundice Jaundice Jaundice is a yellowish discoloration of the skin and mucous membranes caused by hyperbilirubinemia. read more (eg, hypotension, tachycardia, pallor, tachypnea, diaphoresis, confusion) may result from acute bleeding. Mechanisms may involve decreased circulating volume, decreased cardiac output, and vasodilation, sometimes. Hemorrhagic shock Shock Shock is a state of organ hypoperfusion with resultant cellular dysfunction and death. The manifestations depend on the location and rate of bleeding. Heme-positive stool identifies gastrointestinal bleeding Overview of Gastrointestinal Bleeding Gastrointestinal (GI) bleeding can originate anywhere from the mouth to the anus and can be overt or occult. Signs of underlying disorders are more diagnostically accurate than are signs of anemia. Cancer, rheumatic disorders, and chronic inflammatory disorders can suppress red cell production. read more are inherited, and certain drugs and infections predispose to hemolysis. It is caused by homozygous inheritance of genes for hemoglobin (Hb) S. A number of hemoglobinopathies Sickle Cell Disease Sickle cell disease (a hemoglobinopathy) causes a chronic hemolytic anemia occurring almost exclusively in blacks. Ineffective hematopoiesis affects all cell lines but particularly red blood cells. read more, whereas alcoholism increases the risk of folate deficiency anemia Megaloblastic Macrocytic Anemias Megaloblastic anemias result most often from deficiencies of vitamin B12 and folate. For example, a vegan diet predisposes to vitamin B12 deficiency anemia Megaloblastic Macrocytic Anemias Megaloblastic anemias result most often from deficiencies of vitamin B12 and folate.
0 kommentar(er)
