30 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterium abscessus ... pulmonary infection ... with underlying lung ... It can also cause ... Mycobacterium #diagnosis #differential
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
Lung Nodule - Differential ... Granuloma • Abscess ... Melanoma, Head & Neck ... Breast, Testicle) Infection ... #Pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... embolus I = infection ... - pulmonary abscess ... Cavitary #Lesions #Differential ... #Lung #Pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Abscess Management ... Abscess Differential ... #Abscess #pulmonary ... causes #management
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... Parenchyma: • Infection ... westermani, PNA, Lung ... abscess, Aspergillosis ... #causes
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
(caries, abscess ... reflux • Head and neck ... subdural hematoma, lung ... vision or black spots ... TMJ • Head, neck
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Pneumonectomy • Trapped lung ... Urinothorax Exudate - Infectious ... • Subphrenic abscess
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... ETIOLOGIES: Infectious ... #diagnosis #causes ... #pulmonary #airway ... #physicalexam
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... • Diffuse Lung ... Infection ... #HeartFailure #Cardiology ... #Differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology