48 results
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
sweats, chills (infection ... disease or CHF) ... refer + order CT ... disease #Chronic ... Diagnosis #Algorithm #causes
Causes of Vitamin B12 Deficiency - Cobalamin
Decreased Intake
Pancreas: Insufficiency
Intestine: SIBO, Celiac disease, IBD, Lymphoma, Amyloidosis, Resection,
Decreased Intake Pancreas ... : SIBO, Celiac disease ... , IBD, Lymphoma, ... gastrectomy, H. pylori infection ... Deficiency #Cobalamin #differential
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Lung Disease - ... Connective Tissue Disease ... disease (nonneoplastic ... #Diseases #ILD ... #Causes #Differential
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Lung Disease. ... cell arteritis Infectious ... Metabolic storage disease ... #Pulmonology #Differential ... #Lung #Disease.
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lymphoproliferative disease ... lesions • 80% with lung ... • Metastatic disease ... demyelinating diseases ... #diagnosis #causes
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... Opacities: • Infectious ... #Radiology #differential ... CXR #clinical #CT
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
to metastatic disease ... Systemic Diseases ... Manifestations: • Infection ... , Aneurysm • Pancreas ... #Diagnosis #causes
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... : EGPA, Horton Disease ... , Takayasu Disease ... - Metastatic: Lung ... #cardiology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
disease • ... Granulomatous disease ... • Liver diseases ... disease (GLILD) ... Chest CT: • Ground-glass
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Obstructive Pulmonary Disease ... Disease • ... Infection ... Veno-Occlusive Disease ... #HeartFailure #Cardiology