Read the protocol for injections stick and the estradiol sticky.
Non absorption of transdermal T is common [universal?] with hypothyroidism. Thus this is a symptom of hypothyroidism. Note that many of the symptoms of hypothyroidism and hypogonadism are common to both. If you have both, the symptoms can be more severe than one condition alone.
-are you using iodized salt?
-eating sea food?
-iodine in your vitamins?
-get cold easily
-dry skin, brittle hair or nails?
Check your body temp when you first wake up. Ideal is near 97.8, 97 is definitely a problem.
you may also need ferritin and rT3
if rT3 is a problem, a four sample saliva cortisol test
You want TSH near 1.0
You want fT3 and fT4 near middle of lab range
If fT3 is good and waking body temps low, problem can be elevated rT3 and/or low ferritin
Low cortisol can lead to elevated rT3
Low cortisol - you the read about adrenal fatigue and life style changes
Need a doc, tell us where you are located. Your urologist simply needs to have half a brain to see the merit in that. If you are wanting to have [more] kids some day, you must use hCG.
In any case, your only option is injecting T. If you self inject T often, there are no issues with T peaks and valleys at all.
Your HPTA may be worse off than ever now, hence the shrinkage.
Get a proper male panel:
pay out of pocket if you have to to get such work done.
More in those stickies, go read and then ask for clarifications.
Problems can be caused by other conditions, drugs [Rx and OTC], alcohol, stress, injury to the head/pituitary.