13 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Infectious: • Bacterial ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
associated with bacterial ... endocarditis, in this case ... Photo credit, Josh ... Images #Clinical ... #Photo #Dermatology
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
atherosclerotic lesions ... considered in all cases ... coagulation and other causes ... - COVID-19 - PNH ... pathophysiology #hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
hemorrhagic skin lesions ... deficiencies - PNH ... gangrenosum • Bacterial ... Differential #Diagnosis #hematology ... #rheumatology #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... basal ganglia, CNS ... Vascular Disease: Arterial ... Behcet syndrome (Clinical ... signs #symptoms #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Erythematosus (SLE) Clinical ... autoantibodies that will cause ... thrombosis and/or blood-brain ... #neurology #rheumatology
Common MRI Sequences - Basic MRI Brain Interpretation

 • T1 Sequence - T1 is for anatomy.
Contrast material ... barrier- but masses ... hematomas and pus ... in many other lesions ... MRI #Sequences #Radiology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... Case description ... • PVNS/Giant Cell ... #Radiology #diagnosis ... #msk #rheumatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Treponema pallidum bacterial ... heaped, wart-like lesions—Condyloma ... resembling rashes caused ... Rash #Diagnosis #Clinical ... #Photo #Dermatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
blisters containing pus ... Pustular skin lesions ... Rheumatic pain Clinical ... Rule out other causes ... SAPHO #Syndrome #Rheumatology