15 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Idiopathic JAK-2 Positive ... 90%, Abnormal Abdominal ... Ultrasound High
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... pleura in severe cases ... submassive PE) POCUS ... #differential # ... #Lung #POCUS #ultrasound
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... disease - Renal ultrasound ... ; MRA; abdominal ... conditions (supine position ... Hyperthyroidism • Aortic
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
disorders: - Aortic ... regurgitation - Aortic ... significantly positive ... Syndrome • Blunt Abdominal ... Infarction • Pulmonary
AAA Rupture on Abdominal POCUS

Elderly female with back pain and hypotension.  While sensitivity of ultrasound
AAA Rupture on Abdominal ... POCUS Elderly ... direct detection of signs ... high, in this case ... #Aneurysm #Aorta
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... Infarction and Pulmonary ... life-threatening causes ... such as MI or aortic ... Pericarditis #Symptoms #Signs
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... Differential Bilat ... /lung sliding: Pulmonary ... partially seen shred sign ... #clinical #ultrasound
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... - GI tract: abdominal ... purpura: strong sign ... Supply gut -> abdominal
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
CA • Involves aortic ... Blood cultures are positive ... Cerebral > Splenic, pulmonary ... nodes • Roth’s spots ... Marantic (NTBE) Differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... STE: "Pardee's sign ... QRS complex Pulmonary ... Post-cardioversion • Acute aortic