If a person has male pattern baldness from DHT, would masturbating or excessive masturbation make it worse?

The best way to reduce Finasteride side effects is to lower the dose you take (although this can lower the effectiveness of the drug), or come off of it all together. 

The most common cause of hair loss in men is genetic. Neither sex nor masturbation causes balding.Men's testicles make testosterone and this is metabolized into DHT, a male hormone 40 times as powerful as testosterone. When a person has genes for balding, the hormone DHT works with the gene to...

From the pictures, it does not look like hair loss but rather the normal swirl that is present in everyoone. Don't worry!

Shedding is normal for men and women.  The usual amounts of shed are in the 100-150 hairs/day range. Most people don't see the shed hairs nor the same number of replacement hairs that regrow every day

If you use minoxidile you have to use it for all the baldness area. İ suggest with this to use also finasteride or laser comb.

Finasteride blocks "a byproduct" of testosterone, not testosterone itself. The byproduct (5-alpha-dehysdrotestosterone) is what causes male pattern hair loss. It is ok to take it if your doctor recommended it. There is no real evidence that this medication causes impotence.