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4,983 Possible Causes for Tachycardia

  • Influenza

    There can also be tachycardia and dyspnea but with hypotension. Vomiting and diarrhea may also occur, but are rare findings associated with the disorder.[symptoma.com] Upon examination, patients may have some or all of the following findings: Fever of 100-104 F; fever is generally lower in elderly patients than in young adults Tachycardia[emedicine.medscape.com] […] following signs and symptoms: Fever Sore throat Myalgias Frontal or retro-orbital headache Nasal discharge Weakness and severe fatigue Cough and other respiratory symptoms Tachycardia[emedicine.medscape.com]

  • Acute Bronchitis

    Pneumonia should be suspected in patients with tachypnea, tachycardia, dyspnea, or lung findings suggestive of pneumonia, and radiography is warranted.[ncbi.nlm.nih.gov] Studies Making the diagnosis based on history and physical exam imaging is not necessary Differential Pneumonia differentiating factor a cough with fever, tachypnea, or tachycardia[medbullets.com] […] phase or other obstructive signs may be present but not essential Making the diagnosis no clear diagnostic criteria have been established cough in the absence of fever, tachycardia[clinicaladvisor.com]

  • Pneumonia

    A 23-month-old girl visited the emergency department with high fever, cough, first wheezing episode, chest retraction and tachycardia.[ncbi.nlm.nih.gov] One week after admission, she developed fever, dyspnea, hypoxemia, tachycardia, and increased serum C-reactive protein level.[ncbi.nlm.nih.gov] Physical examination revealed tachycardia, tachypnea, hypoxia and decreased breath sounds with fine crackles bilaterally.[dx.doi.org]

  • Appendicitis

    Fever is usually low-grade with mild tachycardia. Less then 50% of children will have a classic presentation of appendicitis, despite having appendicitis.[sages.org] Other indications of peritonitis include increasing abdominal distension, acute abdomen, tachycardia, rapid and shallow breathing, and restlessness.[medical-dictionary.thefreedictionary.com]

  • Upper Respiratory Infection

    Respiratory compromise manifests as tachypnea, tachycardia, and the use of accessory muscles of respiration.[emedicine.medscape.com] […] palpation over the larynx Cervical adenopathy Respiratory distress Fever Tripod or sniffing posture Respiratory distress in patients with epiglottitis may manifest as tachypnea, tachycardia[emedicine.medscape.com]

  • Acute Gastroenteritis

    Tachycardia: 61% (122) children had tachycardia. 51% (73/143) cases with Isonatremia had tachycardia, whereas 93% (41/44) cases with Hyponatremia had tachycardia.[omicsonline.org] […] sleepiness, sunken fontanels, and fussiness in infants; irritability/confusion in adults; and dry mucous membranes, little urine to anuria, sunken eyes, tenting, hypotension, tachycardia[contemporaryclinic.pharmacytimes.com] Severe dehydration: profound apathy, weakness, confusion (leading to coma), shock, tachycardia, marked peripheral vasoconstriction, systolic blood pressure Investigations[patient.info]

  • Insect Bite

    […] led to mast cell sensitization, an insect bite may trigger a type I hypersensitivity reaction manifesting in severe urticaria, pruritus, vomiting, respiratory symptoms, tachycardia[symptoma.com]

  • Viral Lower Respiratory Infection

    More general features of infection are: fever, rigors, malaise, tachycardia usually secondary to hypovolaemia, confusion (in elderly), and occasionally anorexia.[medrevise.co.uk]

  • Urinary Tract Infection

    Symptoms include of this dangerous complication include: An abnormally rapid heart rate ( tachycardia ) High fever or hypothermia (body temperatures below 95 degrees) Difficulty[verywell.com] In elderly women, 50% of cases of cystitis also involve the upper tracts. [14] The clinician may appreciate signs of dehydration, such as dry mucous membranes and tachycardia[emedicine.medscape.com] Examination findings may include the following: Fever Tachycardia Flank pain/costovertebral angle tenderness Abdominal tenderness in the suprapubic area Scrotal hematoma,[emedicine.medscape.com]

  • Drug-induced Fever

    It presents with high fever, tachycardia, sweating, and labile blood pressure.[symptoma.com] The patient may develop a sudden and sustained increase in body temperature with tachycardia and muscle rigidity in the operating room.[symptoma.com] Jarisch-Herxheimer reaction with sudden onset of fever, myalgia, and tachycardia 6-8 hours after giving antibacterial treatment for infections like syphilis.[symptoma.com]

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