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Hidradenitis Suppurativa can take the form of growths on the skin that are extremely painful and debilitating. Hidradenitis suppurativa ( HS ), sometimes known as acne inversa or Verneuil's disease, is a long-term dermatological condition characterized by the occurrence of inflamed and swollen lumps. [2] [3] These are typically painful and ...
Hidradenitis suppurativa is a chronic cutaneous condition originally thought to be primarily characterized by suppurative inflammation of the apocrine sweat glands. [3] : 710 Recent evidence supports that the primary event is follicular hyperkeratosis and obstruction, [4] but the term hidradenitis supperativa has continued to be used in major ...
Hematology. Hereditary spherocytosis ( HS) is a congenital hemolytic disorder wherein a genetic mutation coding for a structural membrane protein phenotype causes the red blood cells to be sphere-shaped ( spherocytosis ), rather than the normal biconcave disk shape. This abnormal shape interferes with the cells' ability to flex during blood ...
Henoch–Schönlein purpura. Henoch–Schönlein purpura ( HSP ), also known as IgA vasculitis, is a disease of the skin, mucous membranes, and sometimes other organs that most commonly affects children. In the skin, the disease causes palpable purpura (small, raised areas of bleeding underneath the skin), often with joint pain and abdominal pain.
Hs and Ts. The Hs and Ts is a mnemonic used to aid in remembering the possible reversible causes of cardiac arrest. [1] A variety of disease processes can lead to a cardiac arrest; however, they usually boil down to one or more of the "Hs and Ts". [2] [3] [4]
Hippocampal sclerosis (HS) or mesial temporal sclerosis (MTS) is a neuropathological condition with severe neuronal cell loss and gliosis in the hippocampus. Neuroimaging tests such as magnetic resonance imaging (MRI) and positron emission tomography (PET) may identify individuals with hippocampal sclerosis.
Hyperthymesia, also known as hyperthymestic syndrome or highly superior autobiographical memory ( HSAM ), is a condition that leads people to be able to remember an abnormally large number of their life experiences in vivid detail. It is extraordinarily rare, with only 62 people in the world having been diagnosed with the condition as of 2021.
Hyperosmolar hyperglycemic state ( HHS ), also known as hyperosmolar non-ketotic state ( HONK ), is a complication of diabetes mellitus in which high blood sugar results in high osmolarity without significant ketoacidosis. [4] [5] Symptoms include signs of dehydration, weakness, leg cramps, vision problems, and an altered level of consciousness ...