CIT Hair Transplant by John P. Cole, MD

I would like to know what is the CIT hair transplant? why is it better then the strip?

CIT or “The Cole Isolation Technique” (former known as FIT) is a hair transplant harvesting technique developed by Dr. John P. Cole in the early years of this century. It is similar, but not identical to, FUE, or follicular unit extraction. CIT uses proprietary technology and instruments to harvest intact follicular groups ranging from 1 to as many as 6 or more individual hairs along with their intact dermal elements. It must be stressed that these dermal elements are essential for the growth of new hairs in the recipient areas (these are the areas of thinning or balding that are being transplanted). Extracting hairs without the dermal elements is easy, but amounts to nothing more than a “pluck”; these hairs will not grow.
As with any other harvesting method, the hair transplant surgeon will first outline the donor areas to be harvested, as well as the areas which will be receiving the harvested grafts later on. Then, local anesthetic is infiltrated into the donor area to render the skin and deeper structures numb and insensitive to pain. Then, just before harvesting begins, the area is injected with a “tumescent” fluid consisting of saline, and often medications to minimize bleeding. This tumescent technique is fairly common in a number of cosmetic procedures. It is beneficial in a number of ways; it helps decrease bleeding with medications and also by virtue of the pressure of the fluid on blood vessels in the tissue; it brings the skin up and away from deeper structures; it provides a taut, firm surface on which to score the skin, and it slightly separates the follicular groups from each other so that they may be more easily isolated from one another.
Then, the skin around the follicular groups is scored with the special instruments; the surrounding tissues are teased away from the follicles and then the entire unit, that is, the hair shafts, the dermal elements surrounding the shafts, the sebaceous glands and a tiny ring of skin at the top is gently pulled out. The graft is perfect, and ready for placement in the recipient area. No trimming or preparation is generally needed. This is one of many benefits of CIT compared with the older style strip harvest method, which requires microscopic dissecting of all grafts prior to placement, necessitating a large team using stereo microscopes.
Healing of the tiny sites from which the grafts are pulled commences almost immediately. Usually by the second or third day, the tissue has grown in to cover the hole and there remains only a pale pink dot at the site. In some individuals, this may eventually appear as a slight “white dotting”, which is not strictly speaking a scar, but rather an area of hypopigmentation. This just means that the cells within the follicles that produce the dark pigment called melanin are gone, and the skin here is a slightly lighter shade than the adjacent skin. This phenomenon is relatively unpredictable; it is most common in darker complexioned people, but may manifest in pale-skinned folks. Likewise, it may occur after CIT with very small instruments, and not at all with larger-sized extractors (or vice versa!)
We feel that, compared to a linear, ear-to-ear strip scar, these tiny white dots have minimal negative cosmetic impact. With the hair only a few millimeters long, these dots are undetectable. A strip scar, on the other hand, may be visible with the hair considerably longer, and it may widen, sometimes for no apparent reason. In addition, the strip scar changes the direction of hair growth below it, relative to the direction above it. Unless a person desires to wet shave their hair down to the skin, these white dots, if they do occur, are invisible to the casual observer.
Now, once the grafts are extracted and ready for implantation, the process is quite similar to strip harvest hair transplant surgery. Tiny jeweler’s forceps are used to very gently grasp the hair-bearing grafts and place them into miniscule recipient sites. These sites are created by the hair transplant surgeon using various blades or needles; each site is made carefully and with a deliberately natural pattern. The angle relative to the axis of the head is extremely important, because the hair normally grows in specific patterns. These patterns have a general similarity in all people, but there are specific ways in which these patterns diverge in individuals. A “cowlick” at the frontal hairline is a good example, as is a unique “whorl” at the vertex or crown. It is often appropriate to closely mimic the existing pattern to obtain the most natural effect.
The so-called angle of emergence is of utmost importance as well. This is the angle at which the hair emerges from the scalp. This angle may be quite acute, that is, the hair may lie down very close to the plane of the scalp. If an inexperienced or minimally gifted surgeon makes these angles too high, then the look will be peculiar and unnatural. We have seen many cases such as this, and it is especially noticeable at the leading edge of the frontal hairline; follicles growing on the hairline at or close to a 90 degree angle are an aesthetic and cosmetic disaster.
Regional placement of various graft sizes is another challenge for inexperienced surgeons. One hair grafts ONLY should be placed at the leading edge of the hairline. Two hair grafts are then placed behind these “singles”; the “full-sized” three, four, or larger grafts are only placed further back behind the soft, feathered hairline. We commonly see repair cases with two, three, and even four hair grafts all over the frontal hairline! Fortunately, we can now remove these unsightly, inappropriately-placed grafts with the CIT technique and redistribute them further back where they rightly belong.
As with all hair transplants, the hair shafts themselves, which are essentially dead protein, will begin to shed at about 2 to 3 weeks. However, the follicular germinal elements are safely lying dormant beneath the skin. Usually at about 3 to 4 months, the first “new” hairs will begin to emerge. There will continue to be further growth for up to a year or more, but usually the full cosmetic effect will be evident at about 12 months.

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CIT Video Results On a Norwood 3 By Dr. Cole

Hair Transplant Video Results:
Here we have a 39 year old male, who was destined to be a class V. His request was for us to fill in the recessions, create a more dense frontal hairline, and add light coverage to the thinning crown.

Between early 2004 and late 2005, he had three smaller procedures, which together accounted for approx.4800 grafts, all via FIT/CIT technique. During his history of loss subsequent to his priors, he experienced additional loss therefore we transplanted on top once he came in during March of this year. In this year’s session, we transplanted approx 1200 grafts which include several hundred FIT farmed grafts to his donor.

 
icon for podpress  Hair Transplant Video Results [2:28m]: Play Now | Play in Popup | Download (143)

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What Is The Best Hair Loss Treatment?

what is the best possible treatment for baldness for a 23 years young male?

The best treatment for a 23 year old male with hair loss will vary somewhat depending on the degree of hair loss at this young age. If you have an advanced degree of hair loss, surgical solutions should not be considered. The reason for this is simply that hair loss is a lifelong process. Once it begins, it will continue the remainder of one’s life. Typically it will advance in stages. This means there will be periods when the loss is stable and periods when the loss accelerates quite rapidly. An advanced degree of loss usually means that one will lose an excessive amount of hair over their life time beyond the capacity of the donor area to keep up with the pace of loss. Eventually there will be a mismatch between supply and demand. This can result in an unnatural result later in life. One should avoid crown work when possible at this age or at least minimize the size of the grafts to one and two hair grafts that will appear more natural as the surrounding hair is lost later in life.

For the advanced degree of loss at an early age, medical and other non-surgical solutions would be the best options. These include DHT blockers such as Propecia and Avodart. It also includes minoxidil (Rogaine) along with Nizoral shampoo. We like Hair Cycle shampoo and conditioner too. One might also consider a hair piece.

Less aggressive degrees of loss should also be treated medically, but one might also consider a surgical solution. The surgical solution should never include a strip procedure. Rather one should have FUE or FIT when they are less than 30 years of age. It used to be that the only surgical option was a strip surgery that left a permanent strip scar. Today, this is not the case. Alternatives that avoid strip scars are available today and a much safer surgical solution.

It is a good idea to put off surgery as long as possible when you are young. The longer you wait, the more likely you are to know the bald pattern you are likely to develop into. In addition, you may find that you panicked as a 23 year old and solved the problem surgically. As men mature, sometimes they become comfortable with their hair loss. Once you begin surgery, you increase the probability that you may require additional procedures as you mature and your hair loss progresses. If you are certain that you want to maximize the hair on your head and you are not expected to have an advanced degree of loss, then surgery may be an option for you, however.

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Punch Size Comparison Study in Hair Transplant Surgery

After over 1.2 million FUE grafts taken by the Cole Isolation Technique (CIT™) and over 1000 results by FUE, I have noted many aspects of this procedure that insure consistent quality results. The first thing I noted was that one must recognize that no two people are created equal. It follows that no two donor areas are equal. Therefore, it is imperative that one have a wide variety of techniques and tools in order to achieve consistent results regardless of the donor area characteristics.

In the spring of 2003 I first introduced the 0.75 mm punch to FUE. I introduced this smaller punch for the simple reason that I postulated that smaller incisions might produce a better aesthetic donor region. I immediately noted that I it had certain advantages and certain disadvantages. The advantages included a smaller surface incision and easy removal of smaller follicular units or groups. The disadvantages included greater adverse risks to hair follicles. These included damage to the follicular sheath, transaction of the hair shafts, a lower number of hairs per follicular unit, generally a less consistent result, and inability to manage some donor regions at all.

It was apparent that incision sites were smaller with the smaller punch, but the end result was the same. In other words, the donor area healed equally well or the same regardless of the punch size. The rationale for this is quite simple. FUE is generally a shallow incision unlike a strip surgery. In order to understand this, you must recognize that FUE involves the removal of minute isolated regions of dermis, epidermis, and adipose that amount to tiny increments in terms of cubic millimeters. This is the opposite of a strip procedure where it is not uncommon to remove 20,000 or over 30,000 cubic millimeters of contiguous tissue in a single procedure. CIT™ involves removal of isolated areas of about 2 cubic millimeters. There are some basic tenets in cosmetic surgery. One of the most important with regard to skin surgery is that tiny incisions heal without visible scars to the naked eye. In other words, once you exceed certain limits scarring is apparent, but below these limits scarring is a non-factor.

It stood to reason to me that there simply is no rational long term reason to micro-manage the donor area provided that the risks exceeded the rewards. I remain resolute in this conviction especially in the light that I have seen numerous clinics and physicians follow my lead with the 0.75 mm punch and even smaller punch sizes over the past 4 years yet they have put up comparably a minimal number of quality results. The reason for their obvious lack of parallel numbers of quality results is quite simple when you consider the risk/reward ratio involved with smaller punches. It is true that when you utilize smaller punches, you will have some quality results, but overall you will not be consistent. When the only tool you have in you belt is a hammer, every patient must be a nail. Once again, every patient is slightly different. Therefore, one must have a full array of tools in order to construct a consistent, quality outcome.

As stated in my vast experience with this procedure, I noted that no single method or instrument worked equally well on all individuals. I found quickly that no one technique or procedure worked equally well for ever patient. This is because every donor area is different and one had to be able to adapt to these differences. For this reason, I began developing a number of different devices of a variety of geometric shapes. All of this development was quite costly. Therefore, we were quite careful about our disclosures and we also sought patent protection on a number of the instruments. From the early days we planned to offer our procedure and instruments through a license so that we can continue developing better tools and instruments that we hoped would encourage more physicians to abandon the invasive, unpredictable scar prone strip procedure. That time is here.

Over the past years, we have heard so many new physicians and clinics, many whom do not even promote a physician of record, promote smaller punch sizes exclusively because they produce less scarring. Over the years we have listened to this rhetoric with concern because we know from greater experience that one must be able to adapt to the differences in the donor area if you are going to produce consistent results. Some clinics have now been promoting such instrumentation for over 4 years yet they continue to produce inconsistent results. Our concern is that some clinics promote such techniques as a fear factor to garner patients. Promoting such a procedure exclusively suggests that they do not have consistent results and therefore have no other way to promote themselves. Let’s face it, who would want to go to a clinic that has hit or miss results or very few results despite claiming that they have performed the procedure for over 4 years. Some clinics have even changed their names along the way without ever naming a physician, perhaps because they need to distance themselves from a prior history of inconsistency.

Gradually more and more physicians or clinics without consistency in their results have begun to beat this single small punch drum. Anecdotally, we have known for years that punch size does not affect healing. Therefore, we have never allowed this punch size discussion to affect our procedure. Rather, we have continued to focus on one thing….RESULTS. More recently we decided to do a study and simply show objectively that there is no difference in healing regardless of what size punch you use. This is of course provided that you are able to get the hair out. If you are not able to get the hair out, the skin will heal just like it was prior to the procedure and both your donor and bald top of the scalp will look exactly the same or there will be little improvement because only a small number of viable hairs will be relocated to the bald or thinning areas.

In this study we compared our 0.75 mm punch with a punch significantly larger. The results of this study showed there was no statistically different appearance in the donor area. In fact the larger punch healed better.

What happens when you remove an intact follicular unit from the donor area? You eliminate a metabolically active structure from the surface of the skin. The structure requires blood flow to survive. It also produces color through the function of the melanocytes. Melanocytes produce melanin that can be seen in the hair and also as a colored shadow as the hair approaches the surface of the skin. Blood flow to the hair follicles is pink due to the presence of oxygenated hemoglobin in the red blood cells. Melanin produces a dark hue in the surrounding skin. When you remove the hair follicles, you reduce the pink color and the dark hue of the hair shafts. This can leave a lighter colored area of skin where the follicular group used to exist. This lighter color is equal regardless of whether you use a very tiny punch or a slightly larger punch.

There are a couple of ways to minimize this affect. One is to harvest only non-pigmented or grey hairs. Another is to harvest only a portion of a follicular group so that one or more hairs from the follicular group remain in the donor area. This scenario leaves metabolically active hair and pigment in the donor area so there is little or no color change. Another is to fractionate the follicular group through poor technique or the exclusive use of a punch that is too small for the donor area you are attempting to harvest. Still another is to place a body hair in the extraction site so that metabolically active hair and pigment are relocated to the donor area. Yet another is to harvest white hair that contains no pigment so the surrounding donor area appears the same.

The region of less pigment at the extraction site is often called scar tissue by those who criticize FUE and those who promote strip surgery. These are not scars really. They are areas of less pigment due to less blood flow and less melanin than the surrounding areas. A successful extraction will leave a lighter area regardless of the size punch you use. This area of hypopigmentation is not evident in some with a bic cut and not evident in others cut to a number 1. This compares to what one sees with strip surgery where there is generally some scarring evident with changes in hair direction angles even with a trichophytic closure following a strip procedure. To illustrate this point note that the region of lighter color was measured in these photos comparing two different punch sizes. The examiner was blinded to the different size punch used in the two mirror image extraction regions on contralateral sides of the donor area. You will note that the hypopigmentation is larger than the punch used for both extraction sites and that the area of hypopigmentation is greater in the 0.75 mm punch extraction site. At 60X the change in color is minimal for both punch extraction sites, however. Scars do not spread and they do not expand in size unless you have keloid scarring, which is uncommon in a donor area to begin with and has never occurred in my hands when performing CIT™ . Keloids are raised scars. These areas of hypopigmentation are not raised. They are flat. Even strip scars do not expand beyond the size of the excision. You may see a 5 mm wide strip scar following a well performed strip procedure that is 1 cm wide, but you are not going to see a scar greater than 5 mm unless you perform some horrible technique that no quality surgeon is capable of performing. The hypopigmentation is present simply because the region requires less blood flow due to the removal of the follicular unit and they also no longer have hair follicles that produce pigment.

In summation, the hypothesis that a 0.75 mm punch produces less scarring in FUE is null. It was a good theory and this is why I introduced it in the first place way back in 2003. Unfortunately, the theory is worthless except as a marketing tool for a practice that has trouble attracting patients due few results despite over 4 years of performing FUE or for a physician new to hair transplant surgery, thereby lacking a strong track history of hair transplant results. It is also a valuable marketing tool for a clinic that is run by business men rather than physicians. Such clinics hire physicians as independent contractors, which is fine provided the physician is ethical and capable. Unfortunately, you never know who is doing the work because the good physicians eventually leave to form their own practices and have no need for a salesman. These clinics do not promote the physician by name because doing so jeopardizes their asset should the physician have aesthetic skills. When the physician leaves to form his own practice, the clinic wants you to think it was the clinic that produced the results rather than the physician. The replacement physician is often not as good and thus the results deteriorate, but not until the clinic churns out a few more hair transplant victims.

Given that the hair transplant industry in general has produced over 50 years of poor aesthetic hair transplant results, I can understand that many patients want to believe that smaller is better in the case of FUE. No one understands this better than me because I spend approximately 50% of my time repairing patients who have run out of options in mainstream hair transplant surgery. Generally, by the time many of these repair cases get to my office, they have exhausted all other options and have limited donor resources despite a tremendous amount of hope. In order to overcome these obstacles, I have invented many procedures and instruments out of necessity. The work I do is equivalent to remolding a kitchen but having to re-use the same boards, drywall, and nails because no other supplies are available. Such work requires ingenuity and out of the box thinking. One instrument that I introduced to hair transplant surgery purely for aesthetic reasons was the 0.75 mm punch. Unfortunately, it is a tool that has limited applicability that carries far more risk than reward. It is also a tool that long term offers no aesthetic advantage to the donor area and far less growing hair in the recipient area.

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