47 results
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
most likely to cause ... pulmonary infection ... with underlying lung ... Primary skin and ... Mycobacterium #diagnosis #differential
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential ... Cellulitis: Deep skin ... Inflammatory carcinoma - Lung ... • Compartment syndrome ... #dermatology #skin
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... Parenchyma: • Infection ... westermani, PNA, Lung ... , Idiopathic pulmonary ... #causes
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Pneumonectomy • Trapped lung ... Urinothorax Exudate - Infectious ... Malignancy • Pulmonary
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... • Diffuse Lung ... Respiratory Distress Syndrome ... • Chronic Lung ... Infection
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... SLE) - Viral infections ... Kasabach-Merritt syndrome ... #nonpalpable #dermatology
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... • Skin & Soft ... Lady Windermere Syndrome ... : • Syndrome of ... #differential #
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Hypereosinophilic Syndrome ... loss; CV, CNS, skin ... • Infectious ( ... #Diseases #pulmonary ... #differential #
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... carcinoma of the lung ... hemorrhage) - Pulmonary ... #Diagnosis #Table ... #Causes #Sodium
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... lesions • 80% with lung ... , may also see skin ... Lesions #Brain #differential ... #diagnosis #causes