Rhinosporidiosis

• Chronic granulomatous disease              
• Causative organism 
  • Rhinosporidium seeberi

• More common in  India, Sri Lanka and Pakistan
• More common in north India
• Disease also affects animals like cows, bulls, horses etc ​​​​​​​

• Mostly it affects nose and nasopharynx
• Other sites
  • lip, palate
  • Conjunctiva
  • Epiglottis,larynx
  • Trachea,bronchi
• Nose
  • Leafy, polypoidal mass
  • Pink to purple in colour                                                       
  • Studded with white dots
  • aka strawberry mass
•   Mass bleeds on touch

• Biopsy
  • Sporangia filled with spores

• Complete excision with diathermy knife                                        
  • with cauterization of its base
• Dapsone has been tried with some success

6th edition : Diseases of ENT & HN surgery

PL Dhingra, Shruti Dhingra

Page No. 158-159

• Endospore with chitinous wall grows
• Divides and forms small endospores

• Mature trophocytedevelops into sporangium
• It has a thick wall consisting of 2 layers
  • Outer chitinous
  • Inner cellulose layer.

• Pressure inside sporangia builds up
• Ruptures and releases endospores