15 results
Herpes Zoster Mandibularis - The lesions were scattered along the area that is innervated by the
Herpes Zoster Mandibularis ... A presumptive diagnosis ... of herpes zoster ... #Clinical #Photo ... #Mandibularis #Rash
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... palms/soles - Differential ... diagnosis: secondary ... Pityriasis #rosea #clinical ... #dermatology #photo
Fluid Analysis 
A systematic approach to analysis of the fluid in conjunction with the clinical presentation
conjunction with the clinical ... presentation helps ... etiology, narrow the differential ... diagnoses, & design ... biochemistry, microscopic
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... ▪ “Rash” (75% ... 30%) ▪ Moist, heaped ... #Diagnosis #Clinical ... #Photo #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... Polyarteritis nodosa • Microscopic ... Nasopharyngeal carcinoma
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... wax and wane; diagnosis ... biopsy preferred Differential ... Sporotrichiosis #Infection #clinical ... #photo #hand
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Diagnosis? ... & ulcerative (heaped ... up borders); differential ... #dermatology #clinical ... #photo
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... MCC: HSV 1): • Herpes ... Maculopapular rash ... • Common clinical ... • Uveitis • Rash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... PR3-ANCA): • Microscopic ... mucositis - Rash ... Dx: GPA, EGPA, microscopic
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
infections • Herpes ... squamous cell carcinoma ... MRI lesions and clinical ... noninflammatory #differential ... #diagnosis