Opportunistic Molds

Aspergillosis (2)

1. Hit variety of sites in the body

   1. Respiratory tract

IA at risk

Hematopoetic disorders

Aspergillus fumigatus morphology (3)

1. Phylides com out upper 2/3 of vessicle 

   1. Mr. T look

2. Conidophores are short and smooth

3. Phylides uniserate

Aspergillus flavus morphology (3)

1. Conidiophores are rough/spiny

2. Phylides come out 3D

   1. Afro

3. Come out as biseriate and uniseriate

Aspergillus terreus morphology (2)

1. Conidia go way up in long chains

   1. Marge simson hairstyle

2. Biseriate phylieds

Aspergillus nidulans Telemorph (1)(2)

1. Emericella nidulans

   1. Cleistothecia

   2. Hulle Cell

Aspergillus niger Morphology (2)

1. Biseriate

2. Radient phylieds (2D aspect)

   1. Sunflower

Paecilomyces spp. colony morphology

White

Paecilomyces spp. Morphology (2)

1. Oval/ elongated conidia

2. Phyalide tapered

Scopulariopsis spp. Colony morphology

Tan and suede texture

Scopulariopsis spp. Morphology (3)

1. Annaloconidia

2. Ring formation/ scarring on conidia

3. Spiky conidia

Acremonium spp. Disease (3)

1. Contaminant

2. Sometimes involved in eumycotic mycetoma

3. Antibiotics derived from it

Acremonium spp. Morphology (2)(1)

1. Delicate hyphi

2. Conidia look like cerebral cortex

   1. Used to be called cephalosporium

Fusarium spp. Pathology (3)(3)

1. Common contaminant

2. Mycotic

   1. Keratitis - Eye infection of cornea

   2. Blood stream infection

Fusarium spp. colony morphology (2)

1. Lavender/ pink color colony

2. Grows quickly

Pseudallescheria background

1. Holomorph 

   1. Combination of anamorph and telomorph

Pseudallescheria colony morphology (2)

1. Mouse like grey colony

2. 7-10 days

Pseudallescheria pathology (4)

1. Nasty opportunist

2. Eumycotic mycetoma

3. Respiratory disease

4. Can go to CNS = CNS problems

Pseudallescheria Anamorph name

Scedosporium apiospermum

Pseudallescheria telemorph morphology (1)(2)

1. Pseudallescheria boydii

   1. Single conidia

   2. Cleistothecium