The Medical and Surgical Practice of NaProTECHNOLOGY, 387-406, 2004
Chapter 32: Unusual Bleeding: Evaluation and Treatment
Thomas W Hilgers
Author affiliations
Pope Paul VI Institute for the Study of Human Reproduction, Omaha, Nebraska.ROR
Abstract
Unusual uterine bleeding -- including premenstrual spotting, tail-end brown bleeding, mid-cycle intermenstrual bleeding, and heavy menses -- is evaluated in NaProTECHNOLOGY through prospective CrMS charting combined with cycle-phase-targeted estradiol and serial post-Peak progesterone profiles, which typically reveal luteal phase deficiency, follicular estradiol insufficiency, or anovulation as the primary etiology. Treatment is etiology-directed and cycle-synchronized: cooperative progesterone replacement for luteal defects, follicular support or ovulation induction for follicular phase insufficiency, and fertility-sparing surgical correction for structural pathology such as endometriosis, polyps, or fibroids, without routine recourse to contraceptive suppression.
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Hilgers et al. 2004, Hilgers 2004
Cite this article
Hilgers, T. W. (2004). Chapter 32: Unusual Bleeding: Evaluation and Treatment. The Medical and Surgical Practice of NaProTECHNOLOGY, 387-406.
Hilgers TW. Chapter 32: Unusual Bleeding: Evaluation and Treatment. The Medical and Surgical Practice of NaProTECHNOLOGY. 2004:387-406.
Hilgers TW, 2004·The Medical and Surgical Practice of NaProTECHNOLOGY·
Hilgers presents a refined classification of follicular and luteal phase deficiencies grounded in the integration of CrMS mucus pattern characteristics, cycle-phase-targeted estradiol and progesterone profiles, ultrasound folliculometry, and endometrial histology, introducing terminology that links specific chart signatures to defined endocrine subtypes and treatment protocols. Follicular deficiencies -- marked by short or poor-quality mucus phases and suboptimal estradiol -- and luteal deficiencies -- marked by a post-Peak phase under nine days, premenstrual spotting, or blunted serial progesterone curves -- are treated with tailored ovulation induction, cooperative progesterone replacement, and correction of contributing systemic disorders including thyroid dysfunction, hyperprolactinemia, and insulin resistance.
Luteal phase deficiency (LPD), while commonly observed and managed in stimulated in-vitro fertilisation cycles, is a more contentious phenomenon in natural cycles. The challenge arises in the definition and diagnosis of LPD. Controversy regarding the clinical significance of LPD is due in part to the lack of a reliable test to diagnose the disorder.2 Jones first described LPD based on temperature criteria, urinary pregnanediol studies and histological appearance of the endometrium in 1949. 3 In current practice, timing of the luteal phase from which an evaluation of its length and hormonal parameters can be made are problematic. Ovulation and thereby the length of the luteal phase can reliably and reproducibly be determined by teaching women to identify their Peak Symptom Day (PSD) of cervical mucus (the last day of any mucus discharge that is clear, stretchy, or lubricative). 4 There is an abrupt and dramatic change in the characteristic fertile pattern of pre-ovulatory mucus that is due to the effects of progesterone post-ovulation. Correlation with ultrasound and hormonal evaluation indicates that the mucus observation occurs within 2 days of ovulation. Using such a fertility awareness based method, the American Academy of Fertility Care Professionals has defined a luteal phase deficiency as a deficiency in the length of the luteal phase, or a deficiency of the hormones progesterone and oestradiol that occurs during the luteal phase. Women presenting with infertility or recurrent miscarriages to the Fertility Assessment and Research Clinic of the Mater Mothers' Hospital (Brisbane, Australia) were instructed in the Sympto-Thermal Method. This allowed for accurate documentation of ovulation and the luteal phase. Luteal phase hormone levels were collected 5, 7 and 9 days after ovulation. Women were allocated a luteal phase status using the definition below for luteal phase defect. This data is part of the recruitment phase of the Pregnancy Achieving Trials (Mater Health Services HREC no. 1618M). By the definition above, a luteal phase deficiency exists in 36% (100) of 279 infertile couples who presented to our clinic, in preparation for involvement in the Pregnancy Achieving Trials. Of 16 infertile women who had previously experienced both a miscarriage and an ectopic pregnancy, 75% (12) met the criteria for a luteal phase deficiency. Ectopic pregnancy is known to be associated with infectious history, smoking, age, previous spontaneous miscarriage, history of infertility, previous use of an intrauterine device and prior history of medical termination of pregnancy (mifepristone + misoprostol). Previous research has suggested an association between luteal phase defect (LPD) and ectopic pregnancy in subfertile couples." All stimulated cycles of in-vitro fertilisation have abnormal luteal phases.' There exists a high rate of ectopic pregnancy among women undergoing in-vitro fertilization. The high proportion of ectopic pregnancies among women who fall pregnant on progestogen-only contraceptives also suggests an hormonal association." Women who are heavy smokers, another risk factor associated with ectopic pregnancy, has been shown to have lower urinary progesterone metabolite levels in the luteal phase compared with non-smokers. 10 There appears to be an association between prior miscarriage, prior ectopic pregnancy and luteal phase deficiency in subfertile couples. Could luteal phase deficiency, an hormonal disorder, be useful in the definition of ectopic pregnancy risk?
Hilgers TW, 2004·The Medical and Surgical Practice of NaProTECHNOLOGY·
Early pregnancy loss encompasses biochemical pregnancy, embryonic demise, and missed abortion, each distinguished by specific hormonal profiles and ultrasound criteria within the NaProTECHNOLOGY surveillance model. CrMS-based cycle identification enables recognition of pregnancy at the earliest stages, allowing timely hormonal intervention when progesterone or estradiol deficits are detected.
Hilgers TW, 2004·The Medical and Surgical Practice of NaProTECHNOLOGY·
Disruptions along the hypothalamic-pituitary-ovarian axis — including luteal phase deficiency, inadequate LH surges, and follicular maturation failure — are among the most common and underdiagnosed contributors to infertility and recurrent pregnancy loss. Targeted hormone supplementation guided by cycle-specific progesterone and estradiol assays, timed to CrMS biomarkers, restores functional ovulatory and luteal competence without suppressing the axis.