Alopecia areata is an autoimmune condition which causes patchy hair loss. It can result in a single bald patch or extensive patchy hair loss. More here…
Alopecia totalis is a more advanced form of alopecia areata which results in total loss of all hair on the scalp. More here…
Alopecia universalis is the most advanced form of alopecia areata which results in total loss of all hair on the body, including eyelashes and eyebrows. More here…
Pattern Hair Loss (Androgenic Alopecia)
Mistakenly thought to be a strictly male disease, Pattern Hair Loss (PHL) is the most common type of hair loss affecting approximately 50% of men over the age of 50 and around 50% of women over the age of 65. PHL can also affect younger men and women. It is caused by a number of genetic and hormonal factors. Hair loss can be absolutely devastating for the sufferer's self-image and emotional well-being. Read more about treatment options here.
Patchy Hair loss
Most Hair loss in patches can be due to number of conditions. Most common is alopecia areata followed by tine capitis, traction alopecia and trichotillomania. Rarer causes are ringworm and syphilis or one of the patchy forms of scarring hair loss. More here.
Any cause of hair loss, if sudden and severe enough, will cause shedding. It’s important to receive an accurate diagnosis. The following details information on causes of shedding not related to male or female pattern hair loss. This form of hair loss is called an effluvium. There are two types of effluvium, telogen and anagen. More here.