9 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Diagnosis- Compatible syndrome ... , may also see skin ... Infectious: ... Syphilis • Pyogenic Abscess ... #Brain #differential
Periorbital Cellulits: Note marked swelling and redness surrounding the eye due to infection. There is also
the eye due to infection ... evidence of an abscess ... Images #Clinical #Ophthalmology ... #Photo #Periorbital ... #Cellulits #UCSDH
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Leg Pain: • Infection ... : Cellulitis, Abscess ... entrapment • Infections ... • Inflammation/cellulitis
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... - Differential ... pus-filled sore (abscess ... SAPHO syndrome ( ... #Lesions #Differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... +/- myocardial infarction ... test (this is a skin ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... Hemolytic Uremic Syndrome ... Blooms (HABs) Skin ... • Cellulitis ... (Mycobacteria abscessus
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Pulmonary • Skin ... Nodular or cavitary lesions ... Lady Windermere Syndrome ... : • Syndrome of ... #differential #
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
Reconstitution Inflammatory Syndrome ... osteomyelitis, cutaneous abscesses ... cavitating pneumonia, skin ... #Inflammatory #Syndrome ... #Differential #
Nodular Skin Lesions in the Returning Traveler
Furuncular Myiasis:
 • Pathogens: Dermatobia hominis, Cordylobia spp, Cuterebra spp
Nodular Skin Lesions ... Features: Cutaneous abscesses ... with adjacent cellulitis ... #dermatology #infections ... #differential #