61 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... 30% present w/ CNS ... differential #diagnosis #causes ... #radiology #neurology
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
Janeway Lesion: ... , erythematous lesions ... endocarditis, in this case ... Clinical #Photo #Dermatology ... #SkinRash #Janeway
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
hemorrhagic skin lesions ... • Secondary Causes ... deficiencies - PNH ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... artery aneurysm: Causes ... APLS:PLT ↓ HEMATOLOGIC ... neoplasms - PNH ... Diagnosis #clots #hematology
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Multiforme - Target lesions ... #Reactive #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... ringenhancing #lesions ... #cns #brain #diagnosis ... differential #algorithm #causes ... #radiology #neurology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
/ Erythematous lesions ... thick honey-yellow crusts ... #Pustular #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... - Water - Pus ... syndrome Other Causes ... Transverse myelitis • Hematology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... (Many causes!) ... * (most common cause ... encephalitis) • Brain lesions ... Syndrome #diagnosis #neurology