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9,082 Possible Causes for Confusion, Fatigue, Headache, Irritability

  • Meningitis

    A 22-year-old man, diagnosed with chronic phase CML in 2011 and was in haematological and cytogenetic remission until July 2016, had acute onset headache and vomiting with[ncbi.nlm.nih.gov] Symptoms may include: Headache Sensitivity to light ( photophobia ) Slight fever Fatigue Bacterial meningitis is an emergency.[mountsinai.org] An infant presented to our hospital with high fever and irritability, as well as refusal to walk.[ncbi.nlm.nih.gov] Other symptoms are nausea, vomiting, inability to look bright lights, confusion, irritability and confusion. In babies, there will be a characteristic high-pitched cry.[symptoma.com]

  • Dementia

    A 42-year-old woman presented with a 6-month history of diffuse headache of moderate intensity and gradual onset of generalized weakness, imbalance, apathy, memory decline[ncbi.nlm.nih.gov] Difficulty swallowing, bowel problems such as constipation and diarrhoea, fatigue, memory loss – all of these can be combatted to varying extents with careful nutrition.[telegraph.co.uk] We have also developed a hierarchical information fusion approach for detecting agitation, irritability and aggression.[ncbi.nlm.nih.gov] These include restlessness and agitation, depression, anxiety, forgetfulness and confusion.[symptoma.com]

  • Chronic Fatigue Syndrome

    A Japanese woman developed prolonged fatigue, neck and shoulder pain, headache, pyrexia, insomnia, anorexia, lymphadenopathy, and diarrhea for two months.[ncbi.nlm.nih.gov] Chronic fatigue syndrome is a condition which causes severe fatigue. This fatigue persists even after periods of rest.[symptoma.com] The main symptoms of CFS in these students included being afraid of going to school, despondency, and irritability in addition to those specified in the Centers for Disease[ncbi.nlm.nih.gov] […] professor of immunology and microbiology and director of Stanford’s Institute for Immunity, Transplantation and Infection, said: “There’s been a great deal of controversy and confusion[express.co.uk]

  • Hypoglycemia

    Why Hypoglycemia Causes Headaches Low blood glucose levels often cause headaches because of delayed, irregular, and unhealthy meals.[vanquishheadacherelief.com] It has been known for almost a century that people who are chronically hypoglycemic are often also experiencing adrenal fatigue, and that people going through adrenal fatigue[adrenalfatigue.org] An infant presented with short history of jaundice and irritability, examination showed soft hepatomegaly.[ncbi.nlm.nih.gov] If the blood glucose level remains too low, the brain will get insufficient fuel, resulting in confusion, seizures, or loss of consciousness.[merckmanuals.com]

  • Anti-NMDA Receptor Encephalitis

    It is an immune-mediated syndrome which presents with a variety of neurological symptoms including headache, fever, personality change and seizures.[ncbi.nlm.nih.gov] […] interquartile range 2.12-3.32) and adults (3.55 years, interquartile range 2.08-5.50 years). 3/4 (75%) pediatric and 3/5 (60%) adult patients reported neuropsychiatric symptoms (fatigue[ncbi.nlm.nih.gov] Following the diagnosis of uterine cancer, the patient suddenly developed psychosis with abnormal behaviors, delusions, irritability, and forgetfulness.[ncbi.nlm.nih.gov] Recognition of the syndrome, especially in pediatric populations, is difficult and often undiagnosed and/or confused with neurological disorders with similar clinical features[ncbi.nlm.nih.gov]

  • Migraine

    A previously healthy 21-year-old white woman presented with a severe headache and was diagnosed with severe migraine headache disorder.[ncbi.nlm.nih.gov] However, the pathophysiological concept behind this term is not undisputed and typical migraine premonitory symptoms such as fatigue and yawning, but also a typical association[ncbi.nlm.nih.gov] Endothelin-1 potently induces spreading depression in animals, which may explain the connection between endothelial irritation and migraine aura.[ncbi.nlm.nih.gov] A middle-aged man presented with intermittent episodes of a brief sensation of explosion in the head, visual flashing, vertigo, hearing loss, tinnitus, confusion, ataxia,[ncbi.nlm.nih.gov]

  • Infectious Mononucleosis

    Common symptoms include: fever swollen lymph glands in the neck, armpits and groin extreme fatigue sore throat, which can make swallowing difficult swollen spleen or liver headache[childrenshospital.org] […] infectious mononucleosis (IM), including issues of diagnosis, the determination of splenomegaly, and other measures of disease status, the relationship of the disease to chronic fatigue[ncbi.nlm.nih.gov] Apr. 25, 2016 — Irritable bowel syndrome, chronic fatigue syndrome and anorexia nervosa may all have a common origin, according to researchers.[sciencedaily.com] The disease is characterized by fever, sore throat, lymphadenopathy, headache, and fatigue, and on a symptomatic basis may be confused with other diseases.[mayomedicallaboratories.com]

  • Heat Stroke

    Signs and Symptoms Of heat exhaustion: increased thirst weakness and extreme tiredness fainting muscle cramps nausea and vomiting irritability headache increased sweating[kidshealth.org] Associated clinical manifestations such as extreme fatigue; hot dry skin or heavy perspiration; nausea; vomiting; diarrhea; disorientation to person, place, or time; dizziness[ncbi.nlm.nih.gov] Hot weather August 2016 The Oregonian/OregonLive/File No. 1: It can alter your mental state Heatstroke can cause confusion, agitation, slurred speech, irritability, delirium[oregonlive.com] Heat stroke is a life-threatening condition which is characterised by nausea, vomiting, confusion, disorientation and coma.[ncbi.nlm.nih.gov]

  • Carbon Monoxide Poisoning

    Adult carbon monoxide poisoning patients with headache.[ncbi.nlm.nih.gov] Even low levels of CO can cause chest pain and fatigue in people with heart or lung disease.[medicinenet.com] It does not irritate the eyes or respiratory tract. When a person inhales carbon monoxide, the gas enters their blood and interferes with oxygen intake.[quebec.ca] We present an acutely confused adolescent patient who had CO poisoning after narghile tobacco smoking.[ncbi.nlm.nih.gov]

  • Brucellosis

    The patient also suffered from headache, partial seizures, changes of personality and static tremor of both upper limbs.[ncbi.nlm.nih.gov] Clinical symptoms include fever, fatigue, hyperhidrosis, and joint pain with common complication of osteoarticular involvement.[ncbi.nlm.nih.gov] Brucellosis can lead to haematological abnormalities including cytopenia confusing with haematological malignancies.[ncbi.nlm.nih.gov] Initially, our patient, a 65 year-old man, had nonspecific manifestations of fever, malaise, headache, anorexia and arthralgia which are the classic symptoms of this disease[ncbi.nlm.nih.gov]

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