16 results
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 ... painless, no systemic signs ... papulonodular lesions ... #clinical #photo
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
80% with lung nodules ... , 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
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
- Frequent Differential ... Medical History: • Skin ... without localizing signs ... without genital lesions ... Returning #Traveler #differential
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
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 ... Behcet disease) Differential ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... ; nodules are slightly ... painful bumps (nodules ... gastrointestinal infection ... dermatitis - Cellulitis
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 #
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 #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... purpura: Strong sign ... : Erythematous nodules ... palpable purpura, nodules