39 results
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
fungal cell wall black ... polysaccharide capsule of Cryptococcus ... detection for cryptococcal ... mucopolysaccharide capsule of Cryptococcus ... fungus #comparison #table
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung abscess ... Lung Abscess - Clinical ... Dermatitidis - Cryptococcus ... #differential #causes
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... : Aspergillus, Cryptococcus ... nocardia - Fungal: Cryptococcus ... Coccidiomycosis, Cryptococcus
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Infection: Epidural abscess ... (most common: lung ... (most common: lung ... Differential #Diagnosis #causes ... #primarycare #table
Causes of Cough and Hemoptysis
Acute Inflammation 
 - Laryngitis 
 - Tracheobronchitis 
 - Mycoplasma and
Tuberculosis - Lung ... Abscess - Asthma ... Cancer of the Lung ... #Differential #Causes ... #Table
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... histoplasmosis, cryptococcus ... Syphilis • Pyogenic Abscess ... differential #diagnosis #causes
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
Causes of Back Pain ... Differential Diagnosis Algorithm ... Always assess ... Differential #Diagnosis #Algorithm ... #Causes
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Differential Diagnosis Algorithm ... • Adenoma • Abscess ... Lung, Colon, Breast ... Differential #Diagnosis #Algorithm ... #Causes
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Differential Diagnosis Algorithm ... - Infectious: Abscess ... secondary - Breast, Lung ... Differential #Diagnosis #Algorithm ... #Causes #Hepatology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Differential Diagnosis Algorithm ... Bacterial • Abscess ... Lung, Bladder, Colon ... #Causes #Hematology