Long Covid Symptoms and Diagnosis

Clinical definitions to identify and diagnose Covid-19 effects

Acute Covid-19

Signs and symptoms of COVID‑19 for up to 4 weeks

Ongoing symptomatic Covid-19

Signs and symptoms of COVID‑19 from 4 weeks up to 12 weeks

Common symptoms

Symptoms after acute Covid-19 are highly variable and wide ranging. The most commonly reported symptoms include (but are not limited to) the following:

  • Breathlessness
  • Cough
  • Chest tightness
  • Chest pain
  • Palpitations
  • Fatigue
  • Fever
  • Pain
  • Cognitive impairment (‘brain fog’, loss of concentration or memory issues)
  • Headache
  • Sleep disturbance
  • Peripheral neuropathy symptoms (pins and needles and numbness)
  • Dizziness
  • Delirium (in older populations)
  • Mobility impairment
  • Visual disturbance
  • Abdominal pain
  • Nausea and vomiting
  • Diarrhoea
  • Weight loss and reduced appetite
  • Joint pain
  • Muscle pain
  • Tinnitus
  • Earache
  • Sore throat
  • Dizziness
  • Loss of taste and/or smell
  • Nasal congestion
  • Skin rashes
  • Hair loss
  • Symptoms of depression
  • Symptoms of anxiety
  • Symptoms of post-traumatic stress disorder

Source: The NICE Rapid Guideline on Long Covid

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