49 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... , may also see skin ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Causes == Primary Skin ... Lesions == Macules ... • Xerosis (dry skin ... == No Primary Skin
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... injury) • Neurologic ... retinal damage) • Skin ... test (this is a skin ... #management #signs
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Diagnosis Framework ... #Infections #differential ... opportunistic #InfectiousDiseases ... #Neurology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
ulcerations • Skin ... ulcerations • Auricular skin ... lesions: antihelix ... 50% of cases • Skin ... #dermatology #diagnosis
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Syndrome) is a skin ... inflamed or blistered skin ... development of skin ... deeper into the skin ... small samples of skin
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
• Absence of skin ... lesions • Absence ... Combined decr of C3 ... Cryoglobulinemia #Vasculitis #Management ... Cryoglobulinemic #Nephrology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Diagnosis Algorithm ... Space-occupying brain lesion ... • CNS infection ... #neurology #PHANTOMS
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... or fluid-filled lesions ... Ill-appearing, vital sign ... sulfa-drug - Skin ... Targetoid #Algorithm #Differential
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
wax and wane; diagnosis ... trauma leads to skin ... painless, no systemic signs ... biopsy preferred Differential ... papulonodular lesions