31 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... biopsy preferred Differential ... leishmania, Tb, NTM ... ; less common (leprosy ... #clinical #photo
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
the ED with a rash ... spread to her neck ... upper respiratory infection ... SSSS #Clinical #Photo ... Peds #Pediatrics #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
disease or more commonly ... Maculopapular rash ... reticularis Differential ... vasculitis (inflamed blood ... Polyangiitis #GPA #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... : • Complete blood ... • Fecal occult blood ... #Differential # ... Algorithm #Causes #dermatology
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash ... Pustules more commonly ... suggest an infectious ... #Diagnosis #Dermatology ... Bullous #Algorithm #Differential
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
integrity (trauma, infection ... may be affected (commonly ... #Diagnosis #Dermatology ... #Rash #Petechiae ... Palpable #Algorithm #Differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... eosinophilia (common ... drug reaction, infection ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... commonly characterize ... treatment, the infection ... Diagnosis #Clinical #Photo ... #Dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
patches on the face, neck ... or trunk most commonly ... • Most commonly ... comparison #table #differential ... #diagnosis #dermatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
- Rash: multiple ... trunk, face or neck ... Internal organs Most common ... neutrophils in the blood ... Syndrome #diagnosis #dermatology