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Calculators
Health Calculators
Emergency & ICU
Alvarado Score

Alvarado Score

Predict the probability of appendicitis.

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About Alvarado Score

The Alvarado Score is a widely utilized clinical prediction rule designed to estimate the probability of acute appendicitis. This tool is invaluable for healthcare professionals, including emergency physicians and surgeons, in the diagnostic evaluation of patients presenting with abdominal pain. It systematically assesses key clinical indicators, such as migrating pain, anorexia, nausea/vomiting, right iliac fossa tenderness, rebound tenderness, fever, leukocytosis, and left shift, each assigned a specific point value. By providing an objective, standardized scoring system, the Alvarado Score aids in stratifying patients' risk. This helps clinicians make more informed decisions regarding further imaging, observation, or surgical consultation, thereby enhancing diagnostic accuracy, reducing unnecessary interventions, and improving patient management.

Next Steps
APACHE II Score
Mortality prediction in intensive care.
GCS (Glasgow Coma Scale)
Standard neurological assessment of consciousness.
Injury Severity Score (ISS)
Assess trauma severity across organ systems.
ICH Score (Brain Bleed)
Predict outcome of intracranial hemorrhage.
LRINEC Score (Nec fasc)
Risk score for necrotizing fasciitis.
Medical Disclaimer
This tool is for educational and screening purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.

HIGH-RISK CATEGORY

These tools are for triage and clinical guidance only. They DO NOT replace clinical judgment or advanced diagnostics in emergency settings.