Male Genitalia

1
Male Genitalia

• Lisa Z. Killinger, DC

2
Development

• Infants/Children-Testes may not descend until
  early infancy. Separation of prepuce from glans
  may not occur until age 4.
• Adolescents-Pubic hair and scrotum enlarges and
  darkens. Prostate and penis both enlarge.
• Elderly-Pubic hair ?. Sperm still produced, but
  viability may ?. Ejac. Vol. may ? increase,
  erection and orgasm ?

3
Normal variations

• Children
• penis/scrotum size variation,
• edema in scrotum of newborn,
• non-descended testicle,
• transient erections,
• foreskin non-retractable

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Adults/Older Adults

• Dorsal vein apparent
• Lumps in scrotal skin
• Color variation in scrotum, pubic hair
• Elderly-more pendulous scrotum (gravity?)
• Thinning of pubic hair in old age

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Common Concerns

• Children-hygiene related rashes, burning at
  urethral meatus, self - exploration
• Adolescents-Nocturnal ejaculation, sexual desires
  and experimentation, lumps...
• Adults-Infertility, hernias, discharge, erectile
  dysfx, lumps in groin or testes
• Elderly-Erectile dysfx, prostate problems

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Recommendations...

• Kids-Educate about hygiene and normal anatomical
  changes
• Adolescents-Educate anatomy, function, etc,
  educate/ask about STDs
• Adults-Educate about natural fertility boosters,
  or natural pregnancy prevention strategies,
  assess for cancer risks/signs, encourage regular
  self exam

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Recommendations -cont...

• Elderly- Educate about
• normal aging changes,
• risks/signs of prostate CA, Colon CA, etc.
• erectile dysfx causes, and
• medication use/side effects.

8
More Serious Concerns

• Children
• hernias,
• hydrocele,
• penile enlargement (w/o testicular enlargement),
• epispadius (may need to be repaired)

9
Adults

• Balanopsothosis
• Balanitis
• Penile discharge
• Lesions on penis, glans, etc (STDs)
• Priapism
• Irreg testes or vas deferens texture