57 results
Causes of Nail Clubbing - Mnemonic 
Cyanotic Heart Disease, Cystic Fibrosis
Lung Cancer, Lung abscess 
Ulcerative Colitis
Causes of Nail Clubbing ... Mesothelioma Infective Endocarditis ... , Idiopathic Pulmonary ... #Differential #Causes
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Heart Disease Pulmonary ... • Rupture • Endocarditis ... cardiomyopathy • Pulmonary ... • Prolapse • Endocarditis ... Diagnosis #Algorithm #causes
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... consolidation is pulmonary ... from the various causes ... a superimposed pulmonay ... #CXR #Diffuse #
Causes of Pediatric Wheezing - Differential Diagnosis Algorithm
CXR Abnormal:
 • Pulmonary Sequestration
 • Congenital Adenoid Cystic
Causes of Pediatric ... Diagnosis Algorithm CXR ... Abnormal: • Pulmonary ... Diagnosis #Algorithm #Causes ... Peds #Pediatrics #Pulmonary
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Infectious • Endocarditis ... Chronic Obstructive Pulmonary ... Myasthenia Gravis Pharmacologic ... Diagnosis #Algorithm #causes
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... Malformation Normal CXR ... Vascular • Pulmonary ... Diagnosis #Algorithm #Causes ... #Pulmonary #Massive
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
• Most common cause ... media • Important cause ... peritonitis, and endocarditis ... Physical Exam, CXR ... Meningitis 10-14 days, Endocarditis
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
anourysm, Enlarged pulmonary ... duplicated SVC) • Pulmonary ... Nodule / mass • Masses ... Pericardial effusion • CXR ... Differential #Diagnosis #pulmonary
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... positive in 90% of IE cases ... Cerebral > Splenic, pulmonary ... Septic Emboli Cause ... Treat underlying cause
Here are the most common examples of these four patterns on a chest x-ray (click image
mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Clinical #Radiology #CXR