Viral parotitis

Background

• Acute infection of the parotid glands
• Most often caused by the mumps virus; less commonly by influenza, parainfluenza, coxsackie, echo, HIV
• Most common in children <15yrs
• Contagious for 9d after onset of parotid swelling

Clinical Features

• Prodrome of fever, malaise, HA, myalgias, arthralgias
• Unilateral or bilateral parotid swelling
• Unilateral orchitis (20-30% of male pts)

Differential Diagnosis

• Suppurative Parotitis
• Sialolithiasis

Bilateral Parotitis

• Viral infections
  • Viral parotitis
  • Parainfluenza
  • Coxsackie virus
  • influenza A
  • Epstein-Barr virus
  • Adenovirus
  • HIV
  • Cytomegalovirus
• Bacterial infections
  • Staphylococcus aureus
• Noninfectious
  • Salivary calculi
  • Tumors
  • Sarcoidosis
  • Sjögren’s syndrome
  • Thiazide diuretics

Treatment

• Supportive

Complications

• Mastitis, pancreatitis, aseptic meningitis, hearing loss, myocarditis, polyarthritis, hemolytic anemia

Disposition

• Isolated parotitis or orchitis: manage as outpatient
• Sysemtic complications: admit

See Also

Salivary Gland Infections

Source

Tintinalli