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29 Possible Causes for Sparse Hair after Puberty

  • Hypogonadism

    Hypogonadism occurs before and after the onset of puberty.[symptoma.com] In pre-pubescent males without testosterone replacement, individuals have signs of eunuchoidism, sparse body hair, poor muscles development, and delayed epiphyseal closure[symptoma.com]

  • Klinefelter Syndrome

    Phenotypic manifestations include hypogonadism, gynecomastia after puberty, and infertility due to testicular failure.[clinicaladvisor.com] Physical differences in males with Klinefelter syndrome often are evident after the onset of puberty.[aafp.org] Emotional support is required while accepting the communication of diagnosis, especially after the onset of puberty, when physical differences in males with KS (e.g. lack[dx.doi.org]

  • Hypogonadotropic Hypogonadism

    Emotional support is required while accepting the communication of diagnosis, especially after the onset of puberty, when physical differences in males with KS (e.g. lack[dx.doi.org] […] of gonadal development; sparse or absent facial hair; and thin, long-limbed body habitus) often become more evident and might result in body image disorders ( Johnson et al[dx.doi.org]

  • Hidrotic Ectodermal Dysplasia

    Scalp normal early on but often becomes thin, wiry, brittle, pale, sparse, or absent after puberty Body, eyelashes, eyebrows sparse to absent; secondary conjunctivitis, blepharitis[cram.com] After puberty, male patterns of hair growth (e.g., moustache and beard) can be normal, while in other cases, facial and pubic hair growth may be sparse.[rarediseases.org] […] thickened, milky white early on, micronychia, hyperconvex, longitudinal striations, discolored, brittle, absent Paronychial infections with/without nail matrix destruction Hair[cram.com]

  • Dental Disorder

    After puberty, male patterns of hair growth (e.g., moustache and beard) can be normal, while in other cases, facial and pubic hair growth may be sparse.[rarediseases.org]

  • Primary Male Hypogonadism

    Body hair is sparse and their voice does not deepen. Hypogonadism that appears after puberty will stop a woman’s menstrual cycle and may cause hot flashes.[chop.edu]

  • Trichorhinophalangeal Syndrome

    Almost all affected individuals have sparse scalp hair . Males are particularly affected by hair loss with many being nearly or completely bald soon after puberty.[ghr.nlm.nih.gov]

  • XXXXY Syndrome

    Phenotypic manifestations include hypogonadism, gynecomastia after puberty, and infertility due to testicular failure.[clinicaladvisor.com] Physical differences in males with Klinefelter syndrome often are evident after the onset of puberty.[aafp.org] Males with Klinefelter syndrome typically have low testosterone levels, causing sparse body hair, decreased muscle mass, small testes and penis, feminized body habitus, and[clinicaladvisor.com]

  • Ectodermal Dysplasia

    Hair growth is slow and haircuts are not often needed. After puberty hair growth improves in some persons.[dentalimplants-usa.com] After puberty, male patterns of hair growth (e.g., moustache and beard) can be normal, while in other cases, facial and pubic hair growth may be sparse.[rarediseases.org] The eyebrows, eyelashes, and other body hair may also be absent or sparse, but beard growth in males is usually normal.[dentalimplants-usa.com]

  • Complete Androgen Insensitivity Syndrome

    A proportion of individuals, undiagnosed throughout childhood, present after puberty with primary amenorrhea, as was the case in this report.[humpath.com] Karyotypic male individuals with CAIS have unambiguously female external genitalia, sparse or absent axillary and pubic hair, a blindly-ended vagina (which may be shortened[humpath.com]

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