3,729 Possible Causes for Lethargy

  • Upper Respiratory Infection

    […] necessary if upper respiratory infection is severe and causes significant dehydration , respiratory difficulty with poor oxygenation ( hypoxia ), significant confusion , lethargy[medicinenet.com] Patients with glomerulonephritis may have loss of appetite, lethargy, dull back pain, and dark urine. Blood pressure may be elevated, and edema may occur.[emedicine.medscape.com] […] respiratory infections are one of the most frequent causes for a doctor visit with varying symptoms ranging from runny nose, sore throat , cough , to breathing difficulty, and lethargy[medicinenet.com]

  • Acute Gastroenteritis

    Give them appropriate anticipatory guidance regarding the need to monitor for urine output (at least one urination in 8hrs) and signs of true lethargy – for which they should[pedemmorsels.com] Signs of hemodynamic instability, including profound lethargy, markedly delayed capillary refill and tachycardia with severe orthostatic blood pressure changes, represent[aafp.org] […] skin, or sweating Fever Joint stiffness or muscle pain Poor feeding Weight loss The health care provider will look for signs of dehydration , including: Dry or sticky mouth Lethargy[medlineplus.gov]

  • Meningitis

    […] a fever stiff neck seizures sensitivity to bright light sleepiness lethargy nausea decreased appetite Bacterial Meningitis Symptoms Bacterial meningitis symptoms develop[healthline.com] Viral Meningitis Symptoms Viral meningitis in infants may cause: decreased appetite irritability sleepiness lethargy a fever In adults, viral meningitis may cause: headaches[healthline.com]

  • Appendicitis

    Appendicitis Synonyms Epityphlitis [1] An acutely inflamed and enlarged appendix, sliced lengthwise. Specialty General surgery Symptoms Right lower abdominal pain , vomiting , decreased appetite [2] Complications Abdominal inflammation , sepsis [3] Diagnostic method Based on symptoms, medical imaging , blood tests [4][…][en.wikipedia.org]

  • Influenza

    […] classical influenza features) and may exhibit a sudden severe collapse (apparent life-threatening episode). [ 4 ] With all influenzas, neonates and infants may present with lethargy[patient.info]

  • Urinary Tract Infection

    Fever, lethargy, and poor appetite may indicate a urinary tract infection in these groups, but they may also be signs of something more serious.[medicinenet.com] The manifestations of UTI in older adults may include confusion, lethargy, anorexia, and incontinence.[clevelandclinicmeded.com] […] eating poorly, unexplained fever that doesn't go away, loss of bowel control, loose bowels, change in urination pattern Elderly people: fever or hypothermia , poor appetite, lethargy[medicinenet.com]

  • Adrenal Insufficiency

    Depends on the course of the disease: acute stage: the patient presents with fever, back pain, hypotension, weakness chronic stage : progressive lethargy, weakness, cutaneous[radiopaedia.org] Symptoms: Symptoms may include: Weakness Lethargy, fatigue Nausea and vomiting Arthralgias, myalgias (muscle pains) Low blood pressure (hypotension) that may cause light-headedness[uclahealth.org] […] crisis usually starts with vomiting and may quickly progress to a severe illness associated with abnormally low blood pressure, low blood sugar, a salt/water imbalance, lethargy[chop.edu]

  • Otitis Media

    (See febrile child guideline ) History: fever, ear pain (irritability in pre-verbal children) /- anorexia, vomiting, lethargy.[rch.org.au] […] severe earache (caused by the pressure of mucus on the eardrum) a high temperature (fever) of 38 C (100.4 F) or above flu-like symptoms in children, such as vomiting and lethargy[hse.ie] […] most common symptoms of Acute otitis media are: severe ear ache, due to the pressure of the mucus on the eardrum fever flu-like symptoms in children, such as vomiting and lethargy[emedexpert.com]

  • Streptococcal Infection

    Symptoms include pale skin, lethargy, loss of appetite, headache, and dull back pain.[en.wikipedia.org]

  • Pharyngitis

    […] child who is drooling, refusing to lay back and\or leaning forward, in severe distress, obvious agitation (beyond that expected from fear of white coats), confusion, or lethargy[cdemcurriculum.com]

Further symptoms

Similar symptoms