31 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Differential Diagnosis ... gonorrhea, Rickettsial diseases ... , Toxic shock syndrome ... #Differential # ... Diagnosis #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection • Lyme disease ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... #skin #rashes #differential
Nail Findings & Associated Conditions
Change in color, texture, or shape can be harmless, but may suggest
underlying systemic disease ... • Yellow Nail Syndrome ... fingernail #pathology #differential ... #diagnosis #dermatology ... #nails #table #
Nail Findings & Associated Conditions
Change in color, texture, or shape can be harmless, but may suggest
underlying systemic disease ... • Yellow Nail Syndrome ... fingernail #pathology #differential ... #diagnosis #dermatology ... #nails #table #
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
Exanthem - Lyme Disease ... Stevens-Johnson Syndrome ... Maculopapular #Macular ... Macules #Papules #Rash ... Algorithm #Diagnosis #Dermatology
Cutaneous Manifestations of Monoclonal Gammopathy
 • Extravascular lg Deposits: Systemic amyloidosis, Nodular amyloidosis, Macroglobulinoderma, Follicular hyperkeratotic
Systemic amyloidosis, Nodular ... Cold agglutinin disease ... , Syndrome Schnitzler ... manifestations #dermatology ... #skin #clinical
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Rarely dominate the clinical ... reticularis Differential ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... arthritis, Skin rash ... fraction < 20% Differential ... • Ocular: uveitis ... management #treatment #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin - Differential ... IgM deposits • Nodular ... Vasculitis: • Behcet Disease ... • Cogan syndrome ... Vasculitis #skin #dermatology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
Nikolsky sign, the differential ... includes Kawasaki disease ... and toxic shock syndrome ... #Diagnosis #Dermatology ... Febrile #Fever #Differential