Wikiversity Journal of Medicine

Author: Mikael Häggström

Estradiol during menstrual cycle.

This is a description for a series of diagrams showing the reference ranges for the blood content of the hormones estradiol (the main estrogen), progesterone, follicle-stimulating hormone and luteinizing hormone during the menstrual cycle, as established on a reference group in Switzerland using the Abbott ARCHITECT analyzer.
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Author: Mikael Häggström
There are several methods for differential diagnostic procedures, and several variants among those. Furthermore, a differential diagnostic procedure can be used concomitantly or alternately with protocols, guidelines or other diagnostic procedures (such as pattern-recognition or using medical algorithms).
Following are two methods of differential diagnosis, being based on epidemiology and likelihood ratios, respectively.
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Author: Mikael Häggström

Diagram showing normal distribution.

A reference range describes the variations of a measurement or value in healthy individuals. It is a basis for a physician or other health professional to interpret a set of results for a particular patient.
This article will primarily focus on the standard definition of a reference range (which is referred to if not otherwise specified). The standard reference range basically originates in what is most prevalent in a reference group taken from the population. However, there are also optimal health ranges that are those that appear to have the optimal health impact on people.
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Author: Mikael Häggström
Interspecific pregnancy is a pregnancy involving an embryo or fetus belonging to another species than the carrier. The embryo or fetus is called xenogeneic (the prefix xeno- denotes something from another species), and would be equivalent to a xenograft rather than an allograft, putting a higher demand on gestational immune tolerance in order to avoid an immune reaction toward the fetus. Methods to overcome rejection of the xenogeneic embryo or fetus include...
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Authors: Mikael Häggström , David Richfield

Steroidogenesis is the biological process by which steroids are generated from cholesterol and transformed into other steroids.
An overview of the pathways wherein these steroids are produced can be achieved by a diagram.
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