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The International Classification of Headache Disorders ( ICHD) is a detailed hierarchical classification of all headache -related disorders published by the International Headache Society. [ 1] It is considered the official classification of headaches by the World Health Organization, and, in 1992, was incorporated into the 10th edition of ...
Silent chest, worsening symptoms despite use of medication. [ 1] Acute severe asthma, also known as status asthmaticus, is an acute exacerbation of asthma that does not respond to standard treatments of bronchodilators (inhalers) and corticosteroids. [ 2] Asthma is caused by multiple genes, some having protective effect, with each gene having ...
Cerebrospinal fluid leak. A cerebrospinal fluid leak ( CSF leak or CSFL) is a medical condition where the cerebrospinal fluid (CSF) that surrounds the brain and spinal cord leaks out of one or more holes or tears in the dura mater. [ 1] A CSF leak is classed as either spontaneous (primary), having no known cause ( sCSF leak ), or nonspontaneous ...
Transient ischemic attack. A transient ischemic attack ( TIA ), commonly known as a mini-stroke, is a minor stroke whose noticeable symptoms usually end in less than an hour. A TIA causes the same symptoms associated with a stroke, such as weakness or numbness on one side of the body, sudden dimming or loss of vision, difficulty speaking or ...
Ischemic Cardiomyopathy. Ischemic cardiomyopathy is a type of cardiomyopathy caused by a narrowing of the coronary arteries which supply blood to the heart. [ 4] Typically, patients with ischemic cardiomyopathy have a history of acute myocardial infarction, [ 5] however, it may occur in patients with coronary artery disease, but without a past ...
A thunderclap headache is a headache that is severe and has a sudden onset. It is defined as a severe headache that takes seconds to minutes to reach maximum intensity. [1] [2] Although approximately 75% are attributed to "primary" headaches—headache disorder, non-specific headache, idiopathic thunderclap headache, or uncertain headache disorder—the remainder are secondary to other causes ...
Hemiplegic migraine. Hemiplegic migraine is a type of migraine headache characterized by motor weakness affecting only one side of the body, accompanied by aura. There is often an impairment in vision, speech, or sensation. It can run in the family, called familial hemiplegic migraine, or in a single individual, called sporadic hemiplegic migraine.
Below are the top 10 leading underlying causes of death in the U.S., as compiled by the CDC using data from the National Vital Statistics System. Heart disease. Cancer. Unintentional injury ...