21 results
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
redness of the skin ... the Nikolsky sign ... the Nikolsky sign ... or Nikolsky sign ... #Diagnosis #Dermatology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... zoster (shingles ... ) • Herpes ... Vesiculobullous #SkinRash #dermatology
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
and a fever may ... localized lesions and fever ... contact dermatitis, herpes ... zoster, dyshidrotic ... #Diagnosis #Dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Ill-appearing, vital sign ... instability - New-onset fever ... sulfa-drug - Skin ... #Rash #Maculopapular ... Targetoid #Algorithm #Differential
Combination of Skin Findings and Arthritis in Pediatrics Patient - Differential Diagnosis
Malar rash: 
 • A
Pediatrics Patient - Differential ... Suggestive of: Rheum Fever ... migrans: • Target sign ... gabrieltalledop #dermatology ... #differential #
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Herpes zoster 3 ... Generalized itchy rash ... Pustules + Fever ... #Diagnosis #Dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... The signs and symptoms ... ) ▪ Malaise, fever ... 30%) ▪ Moist, heaped ... Clinical #Photo #Dermatology
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Medical History: • Skin ... contacts - HIV, herpes ... without localizing signs ... Returning #Traveler #differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Red Flags: • Fever ... cryoglobulins • Skin ... Algorithm #Causes #dermatology ... #physicalexam
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... shoulders (in a shawl sign ... Inverse Gottron’s sign ... Dermatomyositis • Fever ... #rheumatology #dermatology