Orchitis in bull

1. Orchitis in a Bull
Presented by-
Debasree sarker Moni
Faculty of Veterinary science
Bangladesh Agricultural University

2. CONTENT
 Definition
 Causes
 Incidence
 Clinical symptoms
 Effects
 Diagnosis
 Treatment

3. ORCHITIS
 Inflammation of testes & it’s associated
structure & characterized by painful & warm
swelling of the testes
 It also involves non specific inflammatory
changes but generally testicular
degeneration.

4. CAUSES
 Trauma
 Systemic infection-
Brucella abortus
Actinomyces pyogenes
Hemophilus sp.
Chlamydia
Nocardia sp.
 Testicular torsion
 Scrotal hernia

5. INCIDENCE
 It is a rare & sporadic disease of domestic
animals except endemic area of
Brucella abortus or Tuberculosis
 Unilateral orchitis is more common than
bilateral orchitis

6. CLINICAL SYMPTOMS
 Severe pain of the testes
 Visible swelling of the testes
 Haematuria
 Sometimes there may be swelling in the
inguinal lymphnode
 Haematospermia
 There may be wound or other lesions in the
scrotal skin

7. unilateral swelling of testes

8. EFFECTS
 Necrosis of the testicular tissue due to
inelastic tunica albuginea
 Thrombosis of blood vessels & produced
heat result in testicular degeneration
 The affected testes rapidly loses its activity to
function normally

9. DIAGNOSIS
 Observation of the scrotal reveals one testes
to be larger than the others testes
 Upon palpation, the scrotal content are
painful hot & edematous
 Ultrasonography & Thermography
 Culture

10. ULTRASONOGRAPHY HISTOPATHOLOGY

11. TREATMENT
 Medical treatment of orchitis may not be sufficient
to return the testes to normal function.
Treatment may include-
 Cold water application for 30 minutes & 3 times
daily
 Prednisolone injectable at 1 mg/kg
 Systemic treatment even high doses of antibiotics
never give satisfactory concentration in the testes
therefore antibiotics are of limited value in most
cases
 Surgical removal of testicle

12. MANAGEMENT
Affected bull should be culled
Affected bull should be give sexual
rest