Ludwig Scale (Female-Pattern Hair Loss)
The Ludwig scale of female-pattern (androgenetic) hair loss, by the degree of central crown thinning with the frontal hairline preserved throughout, grades I / II / III.
Open the calculator → Runs in your browser. Data leaves only if you deliberately send a problem report from the interactive tool.
Example
- Ludwig grade
- II - pronounced crown thinning
Result: Ludwig grade II: pronounced central crown thinning, with the frontal hairline preserved.
The tool opens with these values already filled in. Replace them with your own.
What the result means
- Grade I
- Perceptible crown thinning behind a retained frontal fringe.
- Grade II
- Pronounced thinning of the crown within that same area.
- Grade III
- Full baldness within that same area on the crown.
What you enter
- Ludwig grade
How this is calculated
Ludwig E. Classification of the types of androgenetic alopecia (common baldness) occurring in the female sex. Br J Dermatol. 1977;97(3):247-254. Read the source ↗
A reference and educational tool. Not medical, legal, or financial advice, and not a substitute for clinician judgment.