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616 Possible Causes for Delayed Male Puberty, Percussion Myotonia, Sperm Count Decreased

  • Klinefelter Syndrome

    – not enough of the male hormone testosterone is produced and puberty may appear to be delayed.[betterhealth.vic.gov.au] At Puberty  Small testicles (hypogonadism)  Breast tissue development (gynaecomastia)  Low sperm count or no sperm  Low sex drive  Taller than average height  Weak[slideshare.net] count or no sperm Small testicles and penis Low sex drive Taller than average height Weak bones Decreased facial and body hair Less muscular than normal Enlarged breast tissue[mayoclinic.org]

    Missing: Percussion Myotonia
  • Cystic Fibrosis

    They may experience delayed puberty, or reproductive abnormalities such as sterility in males. Over ninety-percent of males with Cystic Fibrosis are sterile.[disabled-world.com] Delayed puberty and reduced fertility are other complications; most males are azoospermic because of agenesis of the vas deferens.[emedicine.medscape.com] Delayed puberty in girls with cystic fibrosis despite good clinical status. Pediatrics 1997; 99: 29-34. [PubMed] Kaplan E, Shwachman H, Perlmutter AD, et al.[cfmedicine.com]

    Missing: Percussion Myotonia
  • Sickle Cell Disease

    This is likely because of the delay in puberty (sexual maturation), priapism, and primary gonad dysfunction.[oncofertility.northwestern.edu] Even after one year, semen analysis showed decreased sperm count in 91% of the males.[oncofertility.northwestern.edu] […] and females, but more often in males than in females.[oncofertility.northwestern.edu]

    Missing: Percussion Myotonia
  • Primary Male Hypogonadism

    […] that are neither clearly male nor clearly female Underdeveloped male genitals Puberty Male hypogonadism may delay puberty or cause incomplete or lack of normal development[mayoclinic.org] Symptoms include low sperm count, decreased libido, erectile dysfunction, fatigue, sleep disturbances and depression.[froedtert.com] […] low sperm count depressed mood decreased libido lethargy sleep disturbances decreased muscle mass and strength loss of body hair (pubic, axillary, facial) osteoporosis and[medicalnewstoday.com]

    Missing: Percussion Myotonia
  • Klinefelter's Syndrome with XY/XXY Mosaic

    XXY males will enter puberty normally without delay of physical maturity. As puberty progresses, they fail to keep pace with other males.[uspharmacist.com] count or no sperm Small testicles and penis Low sex drive Taller than average height Weak bones Decreased facial and body hair Less muscular than normal Enlarged breast tissue[mayoclinic.org] Testosterone is the hormone that directs male sexual development before birth and during puberty.[icdlist.com]

    Missing: Percussion Myotonia
  • Myotonic Dystrophy

    Percussion myotonia or myotonia of grasp or both is usually present if looked for.[pediatrics.aappublications.org] The less common clinical syndromes, which include the two possible cases of myotonic dystrophy, are: (2) almost pure myotonia, symptomatic from early infancy (one case) or[pediatrics.aappublications.org]

    Missing: Delayed Male Puberty
  • Kallmann Syndrome

    Delayed Puberty Failure of onset of puberty is the clinical sign that occurs in both males and females with the condition.[news-medical.net] It presents with delayed puberty, anosmia, and infertility.[ncbi.nlm.nih.gov] Kallmann syndrome and the related condition, congenital hypogonadotropic hypogonadism (CHH), are rare causes of delayed or absent puberty in both males and females.[delayed-puberty.com]

    Missing: Percussion Myotonia
  • Testicular Disease

    Chemotherapy may temporarily or permanently decrease the sperm count. If future fertility is a concern, patients might want to consider sperm banking.[bccancer.bc.ca]

    Missing: Percussion Myotonia
  • Male Hypogonadism

    Male delayed puberty Segal (2009) assessed the performance of the GnRH test and HCG test for distinguishing constitutional delay of growth and puberty (CDGP) from hypogonadotrophic[bigtomato.org] Symptoms include low sperm count, decreased libido, erectile dysfunction, fatigue, sleep disturbances and depression.[froedtert.com] The male patient presented with delayed puberty, micropenis and oligospermia. Two of his sisters were homozygous for the same mutation and were infertile.[ncbi.nlm.nih.gov]

    Missing: Percussion Myotonia
  • Luteinizing Hormone Deficiency

    […] who usually present with anosmia and delayed puberty.[thehealthscience.com] count, low muscle mass or decreased sex drive When your healthcare provider thinks that you have symptoms of a pituitary disorder or hypothalamic disorder When a healthcare[labtestsonline.org] Testosterone is given to males with delayed puberty, which helps in restoring sex drive and in developing secondary sexual traits like pubic hair and masculinity.[healthhype.com]

    Missing: Percussion Myotonia

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