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The absence of a pathognomonic sign does not rule out the disease. Labelling a sign or symptom "pathognomonic" represents a marked intensification of a "diagnostic" sign or symptom. The word is an adjective of Greek origin derived from πάθος pathos 'disease' and γνώμων gnomon 'indicator' (from γιγνώσκω gignosko 'I know, I ...
It has sometimes been used as a synonym for the occupational disease known as silicosis, but it should not be as most silicosis is not related to mining of volcanic dusts. It is the longest word in the English language published in a popular dictionary, Oxford Dictionaries , which defines it as "an artificial long word said to mean a lung ...
Doss porphyria/ALA dehydratase deficiency/Plumboporphyria (the disease is known by multiple names) DPT Diphtheria, pertussis, tetanus: DRSP disease Drug-resistant Streptococcus pneumoniae disease DS Down syndrome: DSPS Delayed sleep phase syndrome: DTs Delirium tremens: DVD Developmental verbal dyspraxia: DVT Deep vein thrombosis
Signs and symptoms are also applied to physiological states outside the context of disease, as for example when referring to the signs and symptoms of pregnancy, or the symptoms of dehydration. Sometimes a disease may be present without showing any signs or symptoms when it is known as being asymptomatic. [13]
Chronic bronchitis is marked by mucus hypersecretion and mucins. [9] [36] The excess mucus is produced by an increased number of goblet cells, and enlarged submucosal glands in response to long-term irritation. [37] The mucous glands in the submucosa secrete more than the goblet cells. [38]
Ulcerative colitis (UC) is one of the two types of inflammatory bowel disease (IBD), with the other type being Crohn's disease. [1] It is a long-term condition that results in inflammation and ulcers of the colon and rectum. [1] [7] The primary symptoms of active disease are abdominal pain and diarrhea mixed with blood (hematochezia). [1]
These are referred to as "eponymous syndromes". In some cases, diseases are named after the patient who initially presents with symptoms, [17] or their home town (Stockholm syndrome). There have been isolated cases of patients being eager to have their syndromes named after them, while their physicians are hesitant. [18]
Macias–Flores–Garcia–Cruz–Rivera syndrome; Mackay–Shek–Carr syndrome; Macleod–Fraser syndrome; Macrocephaly cutis marmorata telangiectatica