25 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup ... : Lung abscess, ... #Disease #Diagnosis ... #Algorithm #lesion
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... DiagnosisInfections ... : Cerebral abscess ... Malignancy: Metastases (lung ... #Differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... • 80% with lung ... Infectious: ... Syphilis • Pyogenic Abscess ... #Brain #differential
Liver Mass - Differential Diagnosis Algorithm
Cystic:
 • Benign 
     - Simple: Simple
Diagnosis Algorithm ... Benign - Infectious ... : Abscess ... secondary - Breast, Lung ... #Causes #Hepatology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... Abscess Diagnosis ... stable residual lesion ... Abscess Differential
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Diagnosis Algorithm ... Infection • ... Bacterial • Abscess ... Lung, Bladder, Colon ... #Causes #Hematology
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
pulmonary embolus I = infection ... - pulmonary abscess ... bronchogenic cyst #Diagnosis ... Mnemonic #Cavitary #Lesions ... #Differential #
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Diagnosis Algorithm ... Granuloma • Abscess ... Metastases ("cannonball lesions ... Breast, Testicle) Infection
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Diagnosis Framework ... Fistulas • Dieulafoy lesion ... Parenchyma: • Infection ... westermani, PNA, Lung ... abscess, Aspergillosis
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
- Amebic Abscess ... nodular liver lesions ... imaging #radiology #Differential ... #Ddx #Diagnosis ... #Microbiology