Does Anyone Know Why The Hair On The Side Of My Head Looks Like This

[mangezfrais]

It's patchy:

Is this a symptom of Androgenetic Alopecia?

 

[Sliceofbread]

Yes, retrograde alopecia. How is the back of your head? It may also be dupa

 

[mangezfrais]

Thanks, the back of my head is fine, and so is the other side (mostly). How do I fix this? I'm already on finasteride for 5 months.