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Empty fluid-filled sac within the endometrium. Given the absence of contents, you cannot differentiate gestational vs
Empty fluid-filled ... contents, you cannot differentiate ... IUP #Clinical #EM ... #Obgyn #Radiology ... PseudogestationalSac #ALiEM
Normal IUP Findings 1) Yolk sac: Round fluid-filled structure within the gestational sac, located in the
sac: Round fluid-filled ... Diagnosis #Clinical #EM ... #Obgyn #Radiology ... FetalPole #NormalIUP #ALiEM
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
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Knee Effusions - Differential ... Loss of signal pulses ... HSV, Varicella, EBV ... Effusions #causes #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... diminished, or tender pulses ... claudication, pulse ... pain and GN Anti-GBM
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... glomerulonephritis) • Anti-GBM ... ear disease Differential ... diminished, or tender pulses ... #Vasculitides #differential