Hair Transplant Encyclopedia

Pitting and cobblestoning are opposite errors and are constantly confused. Both come from a graft sitting at the wrong level, but they sit at the...

Poor growth is a yield problem, not a healing problem. The grafts were placed; a share of them never produced hair. Nothing about the scalp...

The swelling appears on the forehead and around the eyes rather than on the scalp, which is what surprises most patients. Fluid used during surgery,...

Punch diameter in follicular unit excision typically runs from 0.7 mm to 1.1 mm. The working rule is to use the smallest punch that still...

Retrograde alopecia thins the donor area from below. Pattern loss is usually described as advancing from the front and crown downward. Retrograde alopecia moves the...

The boundary is drawn against the worst case, not the current one. The safe donor area is mapped as though the person will one day...

Sapphire blades create the recipient sites. They are not a way of extracting hair. This is the most common misunderstanding behind the term: “sapphire FUE”...

In scarring alopecia the follicle is destroyed, not shrunk. Inflammation damages the stem cell region and the follicle is replaced by fibrous tissue. This is...

Duration is an output, not a setting. Nobody decides how long a procedure will take; it falls out of the graft number, how difficult the...

Shock loss after hair transplant is the temporary shedding of existing, non-transplanted hair in the weeks following surgery. It is a recognized and usually reversible...

A second session is usually planning, not repair. Three quite different situations lead to one, and only the third is a correction. Reason What it...

The slit technique separates two jobs that can otherwise collide. All recipient sites are cut first, then grafts are placed into them. Because the design...