Testosterone Deficiency (2024): Difference between revisions

Created page with " '''See Original Guideline''' '''Includes parts of Chapter 23 from 11th edition of Campell's''' ===== '''Androgen deficiency (AD)''' ===== * '''The term androgen/testosterone deficiency is preferred over hypogonadism''' * Unlike female menopause, which is a universal process associated with aging, the exact rate of testosterone decline and presenting symptoms are highly variable in men * True prevalence of AD in the adult male is unknown as a result of inconsistent d..."
 
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'''Includes parts of Chapter 23 from 11th edition of Campell's'''
'''Includes parts of Chapter 23 from 11th edition of Campell's'''


===== '''Androgen deficiency (AD)''' =====
== Androgen deficiency (AD) ==


* '''The term androgen/testosterone deficiency is preferred over hypogonadism'''
* '''The term androgen/testosterone deficiency is preferred over hypogonadism'''
* Unlike female menopause, which is a universal process associated with aging, the exact rate of testosterone decline and presenting symptoms are highly variable in men
* Unlike female menopause, which is a universal process associated with aging, the exact rate of testosterone decline and presenting symptoms are highly variable in men
* True prevalence of AD in the adult male is unknown as a result of inconsistent definitions used in the literature; population-based studies suggest prevalence 2-39%
* True prevalence of AD in the adult male is unknown as a result of inconsistent definitions used in the literature; population-based studies suggest prevalence 2-39%
 
== Pathophysiology ==
 
===== '''Pathophysiology''' =====


* '''Causes classified as primary vs. secondary'''
* '''Causes classified as primary vs. secondary'''
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**** '''Traumatic brain injury'''
**** '''Traumatic brain injury'''
**** '''Surgical stress'''
**** '''Surgical stress'''
== Diagnosis and Evaluation ==
* '''Clinical diagnosis of testosterone deficiency requires BOTH:'''
*# '''Low testosterone levels combined WITH'''
*# '''Symptoms or signs that are associated with low serum total testosterone.'''
** A patient is considered testosterone deficient and a candidate for testosterone therapy only when he meets both criteria
** '''UrologySchool.com summary:'''
*** '''Recommended (2):'''
***# '''History and Physical exam'''
***# '''Laboratory confirmation of low testosterone'''
***## '''Total morning testosterone < 300 ng/dL on 2 separate occasions'''
***# '''Questionnaire not recommended'''
***##***