- Alvarado score also known as the MAN TRE LS score
- Used to assess acute appendicitis
(PYQ: Rajasthan MO 2025)
(PYQ: INICET May 2025)
Mnemonics: AAA (Alvarado for Acute Appendicitis)
|
Component |
Score |
|
Symptoms (MAN) |
|
|
- Migration of pain to RLQ |
1 |
|
- Anorexia |
1 |
|
- Nausea/Vomiting |
1 |
|
Signs (TRE) |
|
|
- Tenderness in RLQ |
2 |
|
- Rebound tenderness |
1 |
|
- Elevated temperature (>37.3°C / 99.1°F) |
1 |
|
Laboratory findings (LS) |
|
|
- Leukocytosis (WBC >10,000/mm³) |
2 |
|
- Shift: Left shift (Increased neutrophils) |
1 |
|
Total Score |
0-10 |
RLQ - Right lower quadrant
Interpretation:
0-4: Low probability of appendicitis
5-6: Moderate probability of appendicitis (consider observation or further imaging)
7-8: High probability of appendicitis (consider surgery)
9-10: Very high probability of appendicitis (strongly consider surgery)