Micro bio Unit 2 Part 2 - Fungal disease (Mycosis)

Why is Mycosis usually chronic (long term)

because growth of fungi is slow

What is superficial mycoses

Mycosis involving hair shafts

What are examples of Superficial Mycoses

Piedra

What environment is Piedra usually found

Tropical climates

What is the treatment to Piedra

Shaving/cutting hair or miconazole (topical)

What is Cutaneous Mycosis

Mycosis involving the epidermis, hair and nails

What microbe causes Tinea (ringworm) infections

Trichophyton sp., Microsporum sp., & Epidermophyton sp.

How does Tinea (ringworm) show up on the human body

Dry scaly itchy lesions

How is Tinea (ringworm) transmited

Direct contact and spread from person to person

What does communicable mean

can spread from person to person

Are all infectious diseases communicable

No they are not all communicable

What does Tinea capitis affect

Scalp (results in bald patches)

What does Tinea unguium affect

Nails

What does Tinea Cruris affect

Groin

What does Tinea Pedis affect

Feet

How is Tinea (ringworm infections) treated

Miconazole, Clotrimazole, or Griseofulvin

How is Tinea diagnosed

Skin scraping, UV light

What is subcutaneous mycoses

Fungal infection under the skin

How does Subcutaneous mycoses happen

Gotten from Open skin wounds

What are Saprophytes

Things that live off dead/decaying matter

What is the most common Subcutaneous mycoses in the U.S

Sporotrichosis

What microbe causes Sporotrichosis

Sporothrix

Where is Sporothrix Sp found

Soil, thorn bushes, plant matter

Who is at risk for Sporotrichosis

Landscapers and Farmers

What is the treatment of Sporotrichosis

Ingestion of 10% KI (potassium)

What does systemic mycosis usually affect

Tissues and organs

What usually causess systemic mycosis

soil fungi

What is the mode of entry for systemic mycosis

Inhalation

What is the treatment for systemic mycosis

Amphotericin or Fluconazole

Where is Histoplasmosis found (microbe is Histoplasma capsulatum)

Found in bat feces

What does histoplasmosis usually cause

Respiratory track infection

Where is histoplasmosis found in the united states

Ohio and Mississippi

How does Histoplasmosis travel

It is airborne

What fungi causes Cryptococcosis

Cryptococcus neoformans (dimorphic)

where is Cryptococcosis found?

In soil contaminated with pigeon feces

What is the most conmen cause of fungal death

Cryptococcosis

How can someone get Cryptococcosis

A break in the skin or inhalation

Where are the most cases of Cryptococcosis

In Urban areas

What causes coccidiomycoses

Coccidioides immitis

What is Opportunistic mycosis

diseases caused by microbes that are harmless in normal people and only cause damage if immunocompromised etc

What are examples of Opportunistic microbes

Aspergillosis and Candidiasis

What microbe causes Aspergillosis

Aspergillus sp.

Where is Aspergillosis usually found

In soil and decaying vegetation

What is the mode of entry for Aspergillosis

Inhalation

What affects does Aspergillosis cause the human body

Pulmonary infection, ear sinusitis, brain infection and systemic infection

What is the treatment for Aspergillosis

Amphotericin

What microbe causes Candidiasis

Candida albicans

What is the most conmen cause of fungal disease in cancer patients

Candidiasis

Is Candidiasis normal flora

Yes its normal flora found in skin oral cavity gi tract vagina and urethra

What infections can Candidiasis cause

Vulvovaginitis, systemic infections, skin infections etc

How can Candidiasis be treated

Miconazole, clotrimazole, mycostatin, nystatin, & fluconazole