46 results
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary syphilis ... Pityriasis #rosea #clinical
Dematoses in Pregnancy - Specific Skin Conditions
Non-Pruritic
 • Pustular psoriasis of pregnancy
 • Impetigo Herpetiformis
Pruritic -
Pregnancy - Specific Skin ... - Non-Primary Skin ... Pruritic - Primary Skin ... dermatoses #pregnancy #rash ... #Diagnosis #Algorithm
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... - Differential ... Diagnosis Algorithm ... red nodules on shins ... Multiforme - Target lesions
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... Scleroderma Thickened skin ... arthritis Discoid skin ... lesions • Discoid ... #joint #pain #skin
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
most frequent skin ... Infectious manifestations ... myelodysplastic #syndrome #differential ... dermatology #oncology #clinical ... #skin
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Stages of Syphilis ... Fever, malaise • Rash ... first year of infection ... Gummatous • Nodular lesions ... in bone, skin,
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
, may also see skin ... splenomegaly Other infections ... Infectious: ... Tuberculosis • Syphilis ... #Brain #differential
Fluid-filled Rash - Diagnostic Algorithm.  Pustule: 1) Pustules more commonly suggest an infectious process (bacterial,
Fluid-filled Rash ... commonly suggest an infectious ... Vesiculobullous lesions ... proteins in the skin ... #Differential #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Polyangiitis (GPA) Skin ... vasculitis Skin ... also occur Skin ... 16%) • Painful skin ... and gangrene Skin
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
/ Ill, Target Lesions ... meningococcaemia - Syphilis ... Macules #Papules #Rash ... #Algorithm #Diagnosis ... #Dermatology #Skin