Visual Clinical Tool-Alvarado Score for Appendicitis

1⛑️2 Not-Out Tool

Alvarado Score for Appendicitis

Migration of Pain to Right Lower Quadrant: No (0) Yes (+1) Anorexia: No (0) Yes (+1) Nausea/Vomiting: No (0) Yes (+1) Right Lower Quadrant Tenderness: No (0) Mild (+2) Severe (+4) Rebound Tenderness: No (0) Yes (+1) Fever (>37.3°C or 99.1°F): No (0) Yes (+1) Leukocytosis (WBC > 10,000/mm³): No (0) Yes (+2)

Alvarado Score: -
Interpretation: Awaiting input...

Pain typically starts near the navel and
migrates to the right lower abdomen
as the appendix becomes inflamed.

Information:
The Alvarado Score estimates the likelihood of acute appendicitis based on symptoms and lab findings.

• 1–4: Low probability (Appendicitis unlikely)
• 5–6: Intermediate probability
• 7–10: High probability (Appendicitis likely)

Mnemonic: MANTRELS — Migration, Anorexia, Nausea, Tenderness, Rebound, Elevated temperature, Leukocytosis, Shift to left.

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