235 results
Morphology and Descriptions of Fungal Infections with Hyphae or Pseudohyphae in Tissues
Yeasts with Pseudohyphae: 
 •
other hyaline fungi ... Mucorales genera ... Consistent with Mucorales ... with dematiaceous fungi ... Pseudohyphae #fungal #fungi
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
cell response to fungi ... doesn't stain most fungi ... Aspergillus spp. and the Mucorales ... staining #diagnosis #fungi
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
difficile (gut) • Fungi ... Adenovirus, RSV • Fungi ... reactivation), RSV • Fungi ... differential #diagnosis #causes
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
vs Noninfective Causes ... Gram-negative bacilli • Fungi ... Gram-negative bacilli • Fungi ... #Noninfective #Causes
Morphology and Descriptions of Endemic Fungal Infections with Yeasts in Tissues
Broad-based budding yeasts:
 • Description: Broad-based
other hyaline fungi ... Mucorales genera ... Consistent with Mucorales ... with dematiaceous fungi ... yeasts #fungal #fungi
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
ß-D-glucan: • Most fungi ... Glucan-containing gauzes ... inconsistently in other fungi ... Diagnosis #Fungus #Fungi
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
component of many fungi ... Cryptococcus, Mucorales ... - Negative: Mucorales ... closely related fungi
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
involved in >50% of cases ... S.A. can also be caused ... by, fungi, viruses
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... Tropheryma whipplei, Fungi ... febrilepodcast] #BCNIE #Causes ... differential #diagnosis #causes
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Rouleaux Flow on POCUS ... significantly, it causes ... echogenic as in this case ... for underlying cause ... Jugular #IJ #Vein #POCUS