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Influenza-like illness is a nonspecific respiratory illness characterized by fever, fatigue, cough, and other symptoms that stop within a few days. Most cases of ILI are caused not by influenza but by other viruses (e.g., rhinoviruses, coronaviruses, human respiratory syncytial virus, adenoviruses, and human parainfluenza viruses).
Prolonged fatigue is fatigue that persists for more than a month, and chronic fatigue is fatigue that lasts at least six consecutive months, which may be caused by a physical or psychological illness, or may be idiopathic (no known cause). [1] Chronic fatigue with a known cause is twice as common as idiopathic chronic fatigue. [6]
Adenovirus infection is a contagious viral disease, caused by adenoviruses, commonly resulting in a respiratory tract infection. [1] [9] Typical symptoms range from those of a common cold, such as nasal congestion, rhinitis, and cough, to difficulty breathing as in pneumonia. [9]
Fatigue in a medical context is used to cover experiences of low energy that are not caused by normal life. [2] [3]A 2021 review proposed a definition for fatigue as a starting point for discussion: "A multi-dimensional phenomenon in which the biophysiological, cognitive, motivational and emotional state of the body is affected resulting in significant impairment of the individual's ability to ...
780.7 Malaise and fatigue. 780.71 Chronic fatigue syndrome; 780.72 Functional quadriplegia; 780.79 Other malaise and fatigue; 780.8 Sweating, excessive; 780.9 Other general symptoms. 780.91 Fussy infant; 780.92 Crying, infant, excessive; 780.93 Memory loss; 780.94 Early satiety; 780.95 Other excessive crying; 780.96 Generalized pain; 780.97 ...
Chronic fatigue, a long-term state of physical or mental exhaustion, a symptom of many chronic illnesses and of idiopathic chronic fatigue Myalgic encephalomyelitis/chronic fatigue syndrome , a discrete chronic medical condition characterized by post-exertional malaise , symptoms of profound intensity including fatigue, pain, and cognitive ...
A viral disease (or viral infection) occurs when an organism's body is invaded by pathogenic viruses, and infectious virus particles (virions) attach to and enter susceptible cells. [ 1 ] Examples include the common cold , gastroenteritis , COVID-19 , the flu , and rabies .
Common variable immunodeficiency; Specialty: Immunology : Symptoms: Hypogammaglobulinemia, recurrent opportunistic infections, fatigue: Complications: Autoimmune manifestations; increased risk of malignancies such as gastric carcinomas, non-Hodgkin lymphoma; lymphocytic infiltration of tissues; nodular regenerative hyperplasia; enteropathy