22 results
1,3 Beta-D-Glucan and Galactomannan - Pathogens, and Testing Characteristics
1,3 ß-D-glucan:
 • Most fungi excluding mucor and
Pathogens, and Testing ... and pneumocystis False ... other fungi • False ... Galactomannan #Pathogens #Testing ... #Sensitivity #Specificity
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
Sensitivity & Specificity ... 96% - Higher specificity ... breakthrough IFI in HM • False ... • False Positives ... Frozen ice-pops (in setting
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... Sensitivity Specificity ... and False Positives ... 96% • Higher specificity ... Galactomannan #Fungal #Testing
Abdominojugular (Hepatojugular) Reflux

Described by Pasteur in 1885 as a physical sign of TR. Still useful for
sensitivity and specificity ... Resource limited setting ... PhysicalExam #Clinical #Video
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
sensitivity 100%, specificity ... at 50–90%, but specificity ... 80–90%, and a specificity ... of serum CrAg testing ... comparable to CSF testing
This is ATRIAL FIBRILLATION. Fibrillating right atria and rapid ventricular response.
Pulmonary vein isolation was performed and
AFib #Clinical #Video ... Heart #OpenHeart #CTS ... ThoracicSurgery #RVR #Beating
Ventricular Fibrillation in Real Time

This was recorded at the conclusion of a swine experiment prior to
Fibrillation #VFib #Video ... POCUS #openheart #beating ... #CTS #thoracic
There are several screening questionnaires for OSA, although the accuracy of many of them is limited.4,6,7,24
(Figure 1).27 Its ... than 85%, with a specificity ... , and a higher specificity ... the primary care setting
D-dimer
Plasma D-dimer is a product of clot breakdown, released upon degradation of polymerized, crosslinked fibrin. Elevated
can cause a ↓ specificity ... (i.e. more false ... Specificity can ... yrs of age) the specificity ... adjusted d-dimer testing
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
Rhinosinusitis, CNS ... Diagnosis and Testing ... sensitivity (sn) 82% in pts ... sn lower in SOT pts ... sensitivity and low specificity