Normal Hair: Causes & Reasons

Possible Causes for Normal Hair

Sweat glands, heat tolerance and hair are normal, although fine hair has been described in some cases. [rarediseases.info.nih.gov]

Peeling Skin Syndrome Type 3

The hair is normal. [sites.uclouvain.be]

Hair is normal. Etiology A mutation in the CHST8 gene (19q13.1) encoding GalNAc4-ST1, a transmembrane sulfotransferase has been identified in one family. [orpha.net]

In general, hair falls out more easily than normal (deficit of anchoring). [sites.uclouvain.be]

Sjögren-Larsson Syndrome

Hair and nails appeared normal. Given that an ichthyosis was the diagnosis suspected, a skin biopsy from an armpit was made. [actasdermo.org]

The hair and nails were normal and the teeth showed no abnormalities. The testes were normal. There was no organonmegaly. [neurologyindia.com]

The hair and nail are generally normal. Sweat function is well maintained in this disease [2]. [openaccessjournals.com]

Zori-Stalker-Williams Syndrome

[Skin]; Soft skin; Mildly extensible skin; Loose, redundant skin; Easy bruisability; [Hair]; Coarse hair NEUROLOGIC: [Central nervous system]; Low-normal IQ NEOPLASIA: Bladder [findzebra.com]

She had blue eyes and blond hair. An unsteady gait was noted. Hyperkinesia and hypotonia were seen. The results of metabolic screening were normal. [nejm.org]

[…] nose, microretrognathia, carp-shaped mouth Del 11q Chromosome 11 Pyloric stenosis, growth and developmental delay, hypertelorism, ptosis, low-set and rotated ears, sparse hair [link.springer.com]

Alopecia Areata

“In all forms of alopecia areata, the hair follicles remain alive and are ready to resume normal hair production whenever they receive the appropriate signal. [nailsmag.com]

In alopecia areata, for unknown reasons, the body's own immune system attacks the hair follicles and disrupts normal hair formation. [web.archive.org]

Given the role of these micronutrients in normal hair follicle development and in immune cell function, a growing number of investigations have sought to determine whether [ncbi.nlm.nih.gov]

Trichofolliculoma

In spite of the well known regressive changes of normal hair follicles during catagen and telogen, the possibility of corresponding changes in the trichofolliculoma has not [ncbi.nlm.nih.gov]

The results of the present study indicate that while the secondary follicles in the TF exhibited the hair cycle, the normal hair cycle was out of control, and tertiary hair [ncbi.nlm.nih.gov]

Abstract The morphologic features of trichofolliculoma are variable, reminiscent of the anagen, catagen, and telogen phases of a normal hair follicle in its cycle. [ncbi.nlm.nih.gov]

Woolly Hair Nevus

The rest areas of the head was normal. Dermoscopy revealed the hair showed bending, yellow, and different thickness compared with normal area hair. [caod.oriprobe.com]

Teeth, nails, palms and soles were normal. Hair on the eyebrows and eyelashes were also normal. There were no ocular, cardiac, neurologic or skeletal defects. [ijdvl.com]

The abnormal hair was curly, short, thinner and lighter than the surrounding scalp hair with normal skin. The hair over rest of the scalp was normal. [jemds.com]

HAIR-AN Syndrome

Children with UHS are usually have unremarkable (normal) hair in the first months of life. [donovanmedical.com]

The density of the hair is normal, the hairs are not fragile, and they do not break easily. The hair pull test is often normal. [dermnetnz.org]

The shaft of normal hair (left) and hair in uncombable hair syndrome (right). While experimentation for treatment continues, there is no proven cure for UHS. [amusingplanet.com]

Alopecia

In cases of alopecia areata, the immune system attacks random hair follicles and causes a disruption in normal hair formation. [medicalbug.com]

Curiously, the area of hair loss gradually expanded outwards while the central region showed normal hair regrowth. [ncbi.nlm.nih.gov]

When this happens, the DHT attaches to androgen receptors on the hair follicles and blocks them from going through normal hair growth cycles. [medicalbug.com]

Bjornstad Syndrome

[…] lower than that of normal hair. [wwww.unboundmedicine.com]

Because the cross-sectional area of the pili torti samples was also smaller than that of normal hairs, it was clarified that the tensile strength of pili torti is 2.1-times [ncbi.nlm.nih.gov]

Compared to normal hair, the hair shaft diameter is flattened and twisted (pili torti), which causes the hair to be brittle and break easily. [accesspediatrics.mhmedical.com]

Hypertrichosis

Hypertrichosis Definition Hypertrichosis is a condition wherein there is excessive hair growth and thickness that is not considered normal for a person’s age, sex, body area [emedicalhub.com]

Growth of hair in excess of the normal. hypertrichosis hypertrichosis An extremely rare (less 100 cases reported worldwide) excess of hair on the body, which can be generalised [medical-dictionary.thefreedictionary.com]

But mice missing lacking this gene have normal hair, and a 12-year-old girl missing this gene shows no signs of CGHT. [newscientist.com]

Atrichia with Papular Lesions

Abstract Atrichia with papular lesions (APL) is a rare form of hair loss with an autosomal recessive mode of inheritance that is characterized by the absence of normal hair [ncbi.nlm.nih.gov]

We sought to investigate whether APL might also be found among patients in small families, particularly those giving a history of (1) normal hair at birth, which was shed [ncbi.nlm.nih.gov]

*Patients are sometimes born without hair and none ever grows. More typically, patients are born with normal hair that is shed after several months and never regrows. [jemds.com]

Monilethrix

The eyebrow hair was normal. Dermoscopy of the keratotic papules revealed short, brittle hair arising from them with similar features Figure 5]. [ijtrichology.com]

Hair with normal morphology were seen interspersed within these beaded hair. [ijdvl.com]

The hair growth is normal at birth and is replaced by short brittle hair during the first few months of life. [edoj.org.eg]

Ringed Hair Disease

The hair density and tensile strength were clinically normal. [scienceopen.com]

This finding has been previously described as lines following “the hair shaft’s axis”.10 Some cavities are found in normal hairs cortex. [anaisdedermatologia.org.br]

The hair strands are usually lacking the full amount of keratin that is normally found in most hair. The exact cause of pili annulati is unknown. [thehealthboard.com]

Congenital Alopecia

[…] with normal follicular openings, and terminal hair at the unaffected normal area. [ijdvl.com]

[…] decrease in hair diameter diversity with increased number of vellus and intermediate hair and histopathology showing normal hair follicle density and increased vellus and [casereports.bmj.com]

Histology In CTA, normal terminal hair follicles are typically replaced by sparse vellus hair follicles.[7] The total number of hair follicle units are usually in the normal [ncbi.nlm.nih.gov]

Congenital Generalized Hypertrichosis Type Ambras

Patient had normal milestones of growth, normal activities with only abnormality being increased hair growth all over the body. [jisppd.com]

The entire body is covered with fine vellus long hair, sparing only the regions where normally hair does not grow such as the palms, soles, mucosa, dorsal terminal phalanges [mjdrdypu.org]

This is a medical condition in which there is excessive hair growth in areas that normally do not have hair. [healthool.com]

Telogen Effluvium

hair follicle). [1] [2] It is in this phase that telogen hairs begin to shed at an increased rate, where normally the approximate rate of hair loss (having no effect on one [en.wikipedia.org]

Normal hair loss is ~50-100 hairs lost/day on the scalp. Normal hair grows about 2.5 mm/week. [pediatriceducation.org]

After delivery, the hormones return to normal levels, which allows the hair to fall out and return to the normal cycle. [americanpregnancy.org]

Uncombable Hair Syndrome

Teeth, nails, palms and soles were normal. Hair on the eyebrows and eyelashes were also normal. There were no ocular, cardiac, neurologic or skeletal defects. [ijdvl.com]

Unlike normal hair, UHS causes hair to grow in much more slowly around the scalp. The hair is also considered to be drier. [viralnova.com]

These hairs tend to be unruly, curly, lighter in color and smaller in diameter than the surrounding normal hair without an increase in fragility and appear to be sparse. [ijdvl.com]

Pili Torti

[…] lower than that of normal hair. [wwww.unboundmedicine.com]

Because the cross-sectional area of the pili torti samples was also smaller than that of normal hairs, it was clarified that the tensile strength of pili torti is 2.1-times [ncbi.nlm.nih.gov]

On microscopic examination, a longitudinal splitting of the hair shaft with reconstitution of the normal hair distal to the fracture, nodular swellings, with the appearance [synapse.koreamed.org]

Alopecia Totalis

There is no known cure for the condition, but the hair follicles on the head are undamaged and keep alive and ready to resume normal hair production whenever they receive [pleasestopmyhairloss.com]

In all forms of alopecia areata, the hair follicles remain alive and are ready to resume normal hair production whenever they receive the appropriate signal. [naaf.org]

This is normal ‘everyday’ hair loss and should not cause any alarm from a medical point of view. [teammicro.com]

Congenital Generalized Hypertrichosis

2013/79/6/849/120757 Sir, Hypertrichosis is defined as an abnormal hair growth resulting in an increase in body hair beyond the normal variation for a patient's reference [ijdvl.com]

But mice missing lacking this gene have normal hair, and a 12-year-old girl missing this gene shows no signs of CGHT. [newscientist.com]

Hypertrichosis Definition Hypertrichosis is a condition wherein there is excessive hair growth and thickness that is not considered normal for a person’s age, sex, body area [emedicalhub.com]

Loose Anagen Syndrome

The density of the hair is normal, the hairs are not fragile, and they do not break easily. The hair pull test is often normal. [dermnetnz.org]

There isn’t family history for hair loss or hair disease. Numerous laboratory tests are required, which are normal. [clinicaldermatology.eu]

The eyebrows, eyelashes and body hair are typically normal. There is no hair fragility or hair breakage. The teeth, nails and skin are normal. [dermatologyadvisor.com]

Acquired Hypertrichosis Lanuginosa

The disorder appears when normal hair follicles suddenly revert to pre-natal lanugo hairs. [hypertrichosis.com]

Hypertrichosis Definition Hypertrichosis is a condition wherein there is excessive hair growth and thickness that is not considered normal for a person’s age, sex, body area [emedicalhub.com]

It results in dark, thick hair growing in places women normally don’t have hair, such as their face, chest, and back. [healthline.com]

Essential Hirsutism in Women

With less DHT, hair returns back to the normal vellus hair. [naturallifeherbsandcosmetics.com]

Normal Body Hair Normal body hair growth is determined genetically and differs both within and between different racial groups. [monash.edu]

The main symptom of hirsutism is thick, coarse, dark hair that grows on parts of the body where it would normally grow as fine, thin hair. [my.clevelandclinic.org]

Acquired Kinky Hair Syndrome

Twisted hairs can be seen normally on a scalp, particularly the pubic and axillary hair are normally twisted. [hairtx.com]

[…] to germinate within the same follicle, and it pushes out the telogen hair resulting in normal hair shedding or moulting. [dermnetnz.org]

The anagen to telogen ratio remains normal along with the normal hair growth rate. [ijpd.in]

Oculocutaneous Albinism, Type 2

Sequence variation in the melanocortin-1 receptor (MC1R) gene is associated with red hair in the normal population, but red hair is unusual in OCA. [ncbi.nlm.nih.gov]

People with albinism will have the following symptoms: an absence of color in the hair, skin, or eyes lighter than normal coloring of the hair, skin, or eyes patches of skin [healthline.com]

Do some kids with OCA have normal hair and skin pigment? [visionofchildren.org]

Reifenstein Syndrome

normal pubic and armpit hair, and sexual dysfunction and infertility. [luriechildrens.org]

[…] and beard, but normal armpit and pubic hair Sexual dysfunction and infertility Partially developed female sex organs Small or absent vas deferens Infertility Psychological [allthingsvagina.com]

As the child grows, he or she may have other male and female physical characteristics, including breast development in males at puberty, decreased body hair and beard, but [luriechildrens.org]

Albinism

Do some kids with OCA have normal hair and skin pigment? [visionofchildren.org]

Most children with albinism are born to parents who have normal hair and eye color for their ethnic backgrounds. [aapos.org]

Yes, some people with OCA (primarily type OCA1B) have nearly normal hair and skin pigment just like people with OA. 17.) Is there a DNA test available for OCA? [visionofchildren.org]

Clastothrix

[…] a hair whose root is surrounded by a bulbous enlargement composed of keratinized cells, preliminary to normal loss of the hair from the follicle. [medical-dictionary.thefreedictionary.com]

Twisted hairs can be seen normally on a scalp, particularly the pubic and axillary hair are normally twisted. [hairtx.com]

It is comparatively rare in East Asian populations as compared with whites. [6] Hair normally contains 10.5% arginine by weight. [emedicine.medscape.com]

Isolated Anterior Cervical Hypertrichosis

On physical examination, terminal hairs were observed on normal skin in the anterior midline region of the neck (Fig. 1), with no increase in vellus hair at other sites. [coek.info]

Although it is normally an isolated finding, it may be associated with mental retardation, hallux valgus, retinal disorders, other hair disorders, facial dysmorphism, or sensory [ncbi.nlm.nih.gov]

Neurologic and ophthalmologic examination and investigations were normal. [coek.info]