At 16 months after a 2,800-graft transplant, you’re at a good time point to evaluate the final donor appearance and the true density of the first procedure. Based on your photo, I do not see obvious severe overharvesting such as large patchy gaps, visible moth-eaten areas, or extensive scarring, which is encouraging. For a second procedure aimed at adding density rather than rebuilding a completely bald area, 1,500 additional grafts is often within the range that many patients can tolerate, provided the donor density is still strong. A few things I look for when assessing whether a donor is “OK” for another session: Uniform density across the back and sides of the scalp Minimal visible spacing between extracted follicles when the hair is cut short Good hair shaft thickness (coarser hair provides more coverage per graft) No significant thinning from ongoing androgenetic alopecia in the donor zone itself What I can’t determine reliably from a single photo is the actual donor density, which is usually measured in follicular units per cm². That measurement is very important before committing to another 1,500 grafts. One thing I’d think carefully about is whether you truly need 1,500 grafts. Patients seeking more density in the frontal forelock or mid-scalp are sometimes happier with 800–1,200 strategically placed grafts, which preserves donor reserves for the future. Remember that hair loss is progressive, so maintaining a long-term donor budget is just as important as achieving a denser result now. I’d also consider: How short you wear your hair — shorter styles reveal donor depletion much more easily. Whether you are on finasteride, dutasteride, or another medical therapy to stabilize ongoing loss. The density achieved from the first transplant — if the original 2,800 grafts were placed conservatively, a smaller touch-up may be sufficient. My honest impression from the photo is that your donor appears reasonably preserved and potentially capable of supporting a modest second procedure, but I would be cautious about automatically proceeding with a full 1,500 grafts without formal donor density measurements. If your goal is refinement and improved fullness rather than a dramatic transformation, a conservative, targeted second session is often the safest approach for both cosmetic appearance and long-term donor preservation.