Fungi 6-P.Jervocii and Sporothrix schenckii

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fungi

 

Questions:

Q. Give Salient Features of P. Jervocii?

Q. How do you treat P. Jervocii Infection?

Q. When should the prophylaxis be started for P. jervocii?

Q. What Diseases are caused by Sporothrix schenckii?

Q. Give Salient features of Sporothrix schenckii?

Q. How do you treat Sporothrix schenckii infection?

Answers:

Q. Give Salient Features of P. Jervocii?

  • Causes Pneumocystis pneumonia (PCP) , a diffuse interstitial pneumonia.
  • Yeast (originally classified as protozoan) .
  • Inhaled.
  • Most infections are asymptomatic.
  • Immunosuppression (e.g., AIDS) predisposes to disease.
  • Diffuse, bilateral CXR appearance.
  • Diagnosed by lung biopsy or lavage.
  • Disc-shaped yeast forms on methenamine silver stain of lung tissue

Q. How do you treat P. Jervocii Infection?

  • TMP-SMX,
  • Pentamidine,
  • Dapsone.

Q. When should the prophylaxis be started for P. jervocii?

Start prophylaxis when CD4 drops < 200 cells/mm3 in H I V patients.

Q. What Diseases are caused by Sporothrix schenckii?

Sporotrichosis.

Q. Give Salient features of Sporothrix schenckii?

  • Dimorphic, cigar-shaped budding yeast that lives on vegetation.
  • When spores are traumatically introduced into the skin, typically by a thorn (“rose gardener’s” disease), causes local pustule or ulcer with nodules along draining lymphatics (ascending lymphangitis) . Little systemic illness.

Q. How do you treat Sporothrix schenckii infection?

  • Itraconazole
  • potassium iodide.

 
 
 

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