ALT-70 Score: Discriminates between cellulitis and pseudocellulitis. Reduces unnecessary antibiotic use and hospital admissions for lower limb redness.
Diagnostic Probability
Approx. 80% chance of pseudocellulitis. Consider alternative diagnoses (e.g., stasis dermatitis).
Verified
Last Review: 2026-07-17
| Score ≤ 2 | Low probability of cellulitis (~80% chance of pseudocellulitis). Consider alternative diagnosis. |
| Score 3–4 | Intermediate probability. Clinical judgment or dermatology/ID consult indicated. |
| Score ≥ 5 | High probability of cellulitis (~80% probability). |
Raff AB et al. • JAMA Dermatol.. 2017;153(5):435-439. Validated tool showing high external validity for ED-based diagnosis.
Last Comprehensive Review: 2026-07-17
Clinical Context
We think this might be relevant to the clinical guidance for ALT-70 Score for Cellulitis Diagnosis.
Clinical Context
We think this might be relevant to the clinical guidance for ALT-70 Score for Cellulitis Diagnosis.
Clinical Context
We think this might be relevant to the clinical guidance for ALT-70 Score for Cellulitis Diagnosis.
