Table 2.

Timing of disease flare during menstrual cycle.

Disease flare prior to menses
Autoimmune estrogen dermatitis	14 days prior
Autoimmune progesterone dermatitis	3–10 days prior
Eczematous dermatoses	1 week prior
Hereditary angioedema	Unspecified
Impetigo herpetiformis	2–3 days prior
Keratosis follicularis	Unspecified
Psoriasis	Unspecified
Pyoderma gangrenosum	1 week prior
Systemic lupus erythematous	Unspecified
Disease flare during menses
Behcet’s syndrome
Bullous pemphigoid