C.H.R.F. - Summaries

Summary: Common Hair Loss Disorders

Androgenetic alopecia Telogen effluvium Alopecia areata

Hair loss distribution Focal balding pattern: Hamilton/Norwood (men)
Ludwig (women)
Generalized Usually patchy but can be generalized

Course Gradual onset with
progression
Onset abrupt/
Trigger factor
Onset abrupt; often
waxes and wanes
with relapses

Appearance Thinning with or without bare patches.
Bare patches are gradual,
not abrupt Thinning with
no bare patches Thinning with abrupt
bare patches

Shedding Minimal Prominent Prominent

Age onset Onset at puberty or older Onset at any age, but usually not childhood Onset at any age, majority have their first patch before the age
of 20

Pull test Usually negative Positive; telogen hairs Positive; dystrophic
anagen and telogen
hairs

Summary: Treatment of Common Hair Loss Disorders

Androgenetic alopecia

Telogen effluvium

Alopecia areata

Males:
1. Finasteride 1.0 mg/day

2. Minoxidil 5% solution

3. Hair transplantation

Identify and correct triggering factor
(e.g. thyroid imbalance, nutritional deficiency, drugs, etc.)

Minoxidil 5% solution for chronic telogen effluvium

Adults:

<50% hair loss:
1. Intralesional corticosteroids

2. Minoxidil 5% solution ±
corticosteroid cream or
anthralin

>50% hair loss
1. Topical immunotherapy
with diphencyprone

2. PUVA

3. Minoxidil 5% solution ±
corticosteroid cream or
anthralin

Children:
Minoxidil 5% solution ±
corticosteroid cream or anthralin