Balanitis

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Balanitis
A circumcised penis with an inflamed glans
Inflammation of the glans penis and the remaining preputial mucosa of a circumcised penis
SpecialtyUrology

Balanitis is inflammation of the glans penis.[1] Balanoposthitis is the proper term when the foreskin is also affected.[1] Balanitis on boys in diapers must be distinguished from redness caused by ammoniacal dermatitis.[2]

Etymology

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The word balanitis is from the Greek βάλανος balanos, literally meaning 'acorn' because of the similarity in shape to the glans penis.[3] -Itis is a suffix from the Greek for 'inflammation'. Posthe is the Greek word meaning 'foreskin'.

Signs and symptoms

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  • Small red erosions on the glans (first sign)
  • Redness of the foreskin
  • Redness of the penis
  • Other rashes on the head of the penis
  • Foul-smelling discharge
  • Painful foreskin and penis

Complications

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Recurrent bouts of balanitis may cause scarring of the preputial orifice; the reduced elasticity may lead to pathologic phimosis.[4] Further complications may include:[5]

Causes

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File:Balanitis caused by smegma.jpg
Balanitis caused by smegma

Inflammation has many possible causes, including irritation by environmental substances, certain medications, physical trauma, and infection such as bacterial, viral, or fungal.[6][7] Some of these infections are sexually transmitted, however a yeast infection, Candida balanitis, is generally not categorized as such.

It is less common among males who are circumcised; in many cases, a dysfunction of the foreskin is a causal or contributing factor.[1] Both not enough cleaning and too much cleaning can cause problems.[1]

Diagnosis

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Diagnosis may include careful identification of the cause with the aid of a good patient history, swabs and cultures, and pathological examination of a biopsy.[6]

Types

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Treatment

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Initial treatment in adults often involves simply pulling back the foreskin and cleaning the penis.[1] However, some topical antibiotic and fungal ointments may be used for treatment for mild cases. Depending upon severity, hydrocortisone and other steroidal creams may be used upon consultation.

Epidemiology

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Balanitis "is a common condition affecting 11% of adult men seen in urology clinics and 3% of children" in the United States; globally, balanitis "may occur in up to 3% of uncircumcised males".[14]

Other animals

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File:Balanoposthitis canine prepuce discharge.jpg
Prepuce of a dog affected by balanoposthitis

In dogs, balanoposthitis is caused by a disruption in the integumentary system, such as a wound or intrusion of a foreign body. A dog with this condition behaves normally, with the exception of excessive licking at the prepuce, and a yellow green, pus-like discharge is usually present.

In sheep (rams/wethers), ulcerative enzootic balanoposthitis is caused by the Corynebacterium renale group (C. renale, C. pilosum & C. cystidis).

For the condition in bulls, caused by a virus see Bovine herpesvirus 1.

Balanoposthitis is believed to have contributed to the decline to near-extinction of the marsupial Gilbert's potoroo.[15]

References

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  1. ^ a b c d e Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  2. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  3. ^ βάλανος. Liddell, Henry George; Scott, Robert; A Greek–English Lexicon at the Perseus Project.
  4. ^ Phimosis at eMedicine
  5. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  6. ^ a b Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  7. ^ Cleveland Clinic: Penile Disorders
  8. ^ a b Keogh G. Balanitis circumscripta plasmacellularis at eMedicine
  9. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  10. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  11. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  12. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  13. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).
  14. ^ Balanitis at eMedicine
  15. ^ Lua error in Module:Citation/CS1/Configuration at line 2172: attempt to index field '?' (a nil value).

Further reading

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