11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
80% with lung nodules ... , may also see skin ... Syphilis • Pyogenic Abscess ... #Brain #differential ... diagnosis #causes #radiology
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
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Landscaper w/ painless nodular ... trauma leads to skin ... biopsy preferred Differential ... papulonodular lesions ... #clinical #photo
HSV Infection: Cluster of vesicles overlying skin at medial margin of eye. The upper lid is
HSV Infection: Cluster ... vesicles overlying skin ... Images #Clinical #Ophthalmology ... Herpes #Vesicles #Ocular ... #Photo #UCSDH
Liver infections and imaging findings
 - Pyogenic Liver Abscess
 - Amebic Abscess
 - Cholangitic Microabscesses
- Amebic Abscess ... multiple small solid nodular ... liver lesions: ... Hepatic #imaging #radiology ... #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 ... #Skin #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
Nontuberculous Mycobacteria (NTM) Infections 

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

What Is IRIS?
	• A state of hyperinflammatory response that
osteomyelitis, cutaneous abscesses ... cavitating pneumonia, skin ... lesions, ocular ... Leishmaniasis Differential ... Inflammatory #Syndrome #Differential
Morel-Lavallée Lesion - MSK Radiology
Imaging Findings:
 • Large, smoothly marginated, well-circumscribed mass along the medial myofascial
- MSK Radiology ... separation of the skin ... Differential diagnosis ... : • Abscess: Absence ... clinical concern for infection