11 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
Portal venous gas on hepatic ultrasound: A concerning finding in the critically ill patient that should
gas on hepatic ultrasound ... reflection on the differential ... ileus), intra-abdominal ... variety of other causes ... hepatology #liver #pocus
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... pleura in severe cases ... - Dynamic air ... #differential # ... #signs #Lung #POCUS
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
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
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
Bibasilar Atelectasis secondary to massive ascites

Finally, large volumes of intra-abdominal fluid can lead to elevated hemi-diaphragms-->bibasilar
volumes of intra-abdominal ... under-recognized cause ... optiflow 60% to room air ... lung #clinical #pocus ... #ultrasound
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... QRS complex Pulmonary ... voltage Other Causes ... Post-cardioversion • Acute aortic
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Ovarian CA, involves aortic ... Culture Positive ... Cerebral > Splenic, Pulmonary ... nodes • Roth’s spots
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
evaluate potential causes ... pathway that can cause ... heart disease like aortic ... waves are small positive ... #cardiology #differential