12 results
Pulsatile AAA on Abdominal Exam

A 66-year-old man presented with a 2-month history of abdominal bloating and
abdominal mass, which CT ... a large aortic aneurysm ... #PhysicalExam #Aneurysm ... #Aortic #Aorta ... Clinical #Video #NJEM
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
- Differential Diagnosis ... originating from aneurysms ... atheroemboli) • Aorta ... Dissection • Aneurysm ... #differential #diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
Retroperitoneum and aorta ... concentration PET-CT ... Imaging (→ Diagnostic ... conventional imaging (aorta ... workup #treatment #rheumatology
Computed tomography (CT) of the abdomen showed air in multiple small cysts within the wall of
Computed tomography (CT ... consistent with a diagnosis ... of pneumatosis cystoides ... #Radiology #CT # ... #Pneumatosis #NEJM
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
of vessel, from aorta ... left to right) aorta ... Anti-GBM = anti–glomerular ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
< 30 years - Aorta ... branches • GCA: - Aorta ... Thrombosis and arterial aneurysms ... aortitis, aortic aneurysm ... #rheumatology #
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... Diagnosis = clinical ... in literature (NEJM ... cases (Cornelia NEJM ... them, but urgent rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... < 30 years • Aorta ... Arteritis): • Aorta ... Thrombosis and arterial aneurysms ... #Rheumatology
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• History of EBV ... Mediastinal mass) • CT ... lymph node biopsy (diagnostic ... physical exam, CT ... Hodgkins #lymphoma #diagnosis
Ruptured AAA on POCUS

Nice pick up with a POCUS RUSH exam in a patient with undifferentiated
AAA is hard to diagnose ... sometimes - MCW EM ... ultrasound #abdominal #aneurysm ... #aorta