13 results
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
(<72 hours) - Differential ... Diagnostic Algorithm ... musculoskeletal causes ... genitourinary causes ... aortic aneurysm
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... findings BPPV • Short-lived ... positional episodes caused ... #differential #
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Diagnosis Algorithm ... Idiopathic JAK-2 Positive ... 90%, Abnormal Abdominal
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Hypertension - Differential ... Diagnosis Algorithm ... Positive family ... Mechanical • Aortic ... #Diagnosis #Algorithm
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Anatomic Location - Differential ... Diagnosis Algorithm ... - Cotton wool spots ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Pulse Pressure - Differential ... disorders: - Aortic ... regurgitation - Aortic ... significantly positive ... Syndrome • Blunt Abdominal
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... ultrasound; MRA; abdominal ... conditions (supine position ... Hyperthyroidism • Aortic ... #Hypertension #Differential
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
dengue severity classification ... Petechiae or positive ... and no apparent focus ... Intense abdominal ... fever #severity #classification
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 ... nodes • Roth’s spots ... Marantic (NTBE) Differential ... block, annular or aortic
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... - GI tract: abdominal ... Supply gut -> abdominal ... #rheumatology #classification