DUTCH Cycle Mapping™ & DUTCH Plus™

£ 622.50

DUTCH Cycle Mapping: This tests combines a comprehensive adrenal panel and a sex hormone panel, together measuring daily patterns of cortisol, estrogen, testosterone, progesterone, and their associated metabolites, over the course of the monthly cycle. Provides increased accuracy for women with irregular cycles, partial hysterectomies or ablations. DUTCH Plus: The DUTCH Plus™ takes hormone testing to a whole new level. The DUTCH Plus™ adds the Cortisol Awakening Response (CAR) to bring another important piece of the HPA axis into focus.  This panel includes   DUTCH Cycle Mapping™ & DUTCH Plus™ . Please see individual tests for full details.

DUTCH Cycle Mapping:

Women struggling with infertility

Women with cycling hormones and no menses:

Partial hysterectomy (ovaries intact but no uterus) 

Ablations

Mirena IUD (no actual menstrual bleeding due to IUD but still has hormonal symptoms) 

Women with irregular cycles:

PCOS

If the luteal phase shifts from month-to-month

Not sure when to test due to long or short cycles 

Women whose hormonal symptoms tend to fluctuate throughout the cycle:

PMS, mid-cycle spotting, migraines, etc.

 

DUTCH Plus:

Women

Depression

Fatigue

Low libido

Menopause

Mood swings

Premenstrual symptoms (PMS)

Weight gain


This panel includes DUTCH Cycle Mapping™ & DUTCH Plus™. Please see individual tests for full details.

Overview


DUTCH Cycle Mapping:

For some women, testing reproductive hormones (progesterone, estrogen, etc.) on a single day is sufficient. In other scenarios, the clinical picture cannot be properly captured without “mapping” out the hormonal pattern throughout their menstrual cycle. The expected pattern of hormones shows relatively low estrogen levels early in the cycle, a surge around ovulation and modest levels in the latter third of the cycle (the luteal phase). Progesterone levels, on the other hand, stay relatively low until after ovulation. After ovulation levels ideally increase (>10-fold) and then drop back down at the end of the cycle. A disruption in this cycle can lead to infertility or hormonal imbalance.

This test does not require a 24-hour urine collection, making it more practical and convenient for patients to take. In addition to their inconvenience, 24 -Hour urine collections are often collected incorrectly or incompletely, and the volume must be accurately measured by patients. Instead, results are reported per mg of creatinine with adjustments made for sex, age, height, and weight, which gives a very strong correlation to 24-hour values.

DUTCH PLUS:

The DUTCH Plus™ takes hormone testing to a whole new level. In addition to sex hormones and their metabolites, the DUTCH Complete™ looks at the overall diurnal pattern of free cortisol, and the total and distribution of cortisol metabolites. The DUTCH Plus™ adds the Cortisol Awakening Response (CAR) to bring another important piece of the HPA axis into focus.   

What is the Cortisol Awakening Response and how do we test for it?

When we open our eyes upon waking, cortisol levels naturally begin to rise by an average of 50%. 30 minutes after waking, cortisol levels will still show this sharp increase. By 60 minutes after waking, cortisol levels have peaked and begin to decline. Measuring this rise and fall of cortisol levels at waking can be used as a “mini stress test”. Research shows that the size of this increase correlates with HPA-axis function, even if the sample measurements are all within range. A quick saturation of saliva swabs upon waking, and at 30 and 60 minutes after waking, provide what is required to assess a patient’s Cortisol Awakening Response.

A low or blunted Cortisol Awakening Response can be a result of an underactive HPA axis, excessive psychological burnout, seasonal affective disorder (SAD), sleep apnea or poor sleep in general, PTSD, chronic fatigue and/or chronic pain. A decreased CAR has also been associated with systemic hypertension, functional GI diseases, postpartum depression, and autoimmune diseases.

An elevated Cortisol Awakening Response can be a result of an over-reactive HPA axis, ongoing jobrelated stress (anticipatory stress for the day), glycemic dysregulation, pain (i.e. waking with painful joints or a migraine), and general depression (not SAD). A recent study* showed that neither the waking nor post-waking cortisol results correlated to Major Depressive Disorder, but the CAR calculation (the change between the first two samples) did. This measurement of the response to waking has independent clinical value showing dysfunction that may be hidden by current testing options.


This panel includes DUTCH Cycle Mapping™ & DUTCH Plus™. Please see individual tests for full details.

Practical


Sample required:

DUTCH Cycle Mapping:

Dried urine

DUTCH Plus:

4 x dried urine and 5 saliva samples collected during one day

Turnaround time:

Maximum of 21 days


This panel includes DUTCH Cycle Mapping™ & DUTCH Plus™. Please see individual tests for full details.

Research


This panel includes DUTCH Cycle Mapping™ & DUTCH Plus™. Please see individual tests for full details.

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