26 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
fatigue, Nausea, abdominal ... Disorientation, vertigo Diagnostic ... test, TempTest ... Cold #Urticaria #diagnosis ... #rheumatology #
POCUS Stewardship
Right Indication - Right Interpretation -Right Integration
Indication → Pre-test Probability → Spectrum of Disease →
→ Spectrum of Disease ... 3: Spectrum of Disease ... the spectrum of disease ... #ultrasound #management ... #diagnosis
AAA Endoleak on POCUS

80 y/o w severe abdominal pain, one year after endoprosthesis stent of an
80 y/o w severe abdominal ... endoprosthesis stent of an abdominal ... instant diagnosis ... AAA #clinical #aorta ... #ultrasound #vascular
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... - Renal ultrasound ... Duplex Doppler ultrasound ... ; MRA; abdominal ... #Differential #Diagnosis
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... HELLP - Grafts, Valves ... , Drugs, Liver Disease ... Laboratory Tests ... #hematology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Retroperitoneum and aorta ... specific laboratory tests ... IgG4 #Related #Disease ... workup #treatment #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Positive pathergy test ... is a skin prick test ... ) Differential Diagnosis ... • Nonsurgical abdominal ... signs #symptoms #rheumatology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... 90%, Abnormal Abdominal ... Ultrasound High ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- GI tract: abdominal ... < 30 years - Aorta ... Supply gut -> abdominal ... retinopathy Lab Tests ... #rheumatology #
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... Myeloproliferative disease ... atheroemboli) • Aorta ... from prosthetic valves ... Infected cardiac valves