See also:
Early Pregnancy Bleeding
Hx
Pre vs. postmenopausal
Duration
Amount
Menstrual history
Last menstrual period
Associated discharge
Pelvic or abdominal pain
Urinary symptoms
Trauma
Medications
Warfarin
Contraceptives
PMHx
Easy bleeding or bruising
Abnormal Pap smears
PE
Vital signs
Abdominal exam
Complete pelvic exam
Ddx
Uterine fibroids
Dysfunctional uterine bleeding
Coagulation disorders
von Willebrand's disease
Hemophilia
Cervical cancer
Endometrial cancer
Cervical polyp
Cervicitis
Spontaneous abortion
Trauma (e.g. Cervical laceration)
Accidental trauma is the most common cause of vaginal bleeding in children
Molar pregnancy
Ectopic pregnancy
Ruptured ovarian cyst
Hypothyroidism
Ovarian torsion
Pelvic inflammatory disease
Diabetes mellitus