37 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... the context of cutaneous ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... trauma, infection, vasculitis ... . 2) When cutaneous ... pulmonary #Diagnosis ... #Dermatology #Rash
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... : 1) Extensive cutaneous ... Causes: 1) Exfoliative ... Skin-homing T-cells #Diagnosis ... #Dermatology #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... Infection - Vasculitis ... #Algorithm #Causes ... #dermatology #physicalexam
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... mucositis - Rash ... aphthous ulcers, cutaneous ... purpura: strong sign ... of cutaneous leukocytoclastic
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Maculopapular rash ... Differential Diagnosis ... #rash #diagnosis
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
response -> Subacute cutaneous ... hair follicles -> causes ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis ... #signs #symptoms
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... insufficiency • Vasculitis ... Mycosis fungoides (cutaneous ... ulcerative #skinrash #dermatology ... #Algorithm #causes
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... The signs and symptoms ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
- Differential Diagnosis ... sclerosis (white "ash ... Tanning • Adverse cutaneous ... disorders #skin #dermatology ... #Algorithm #causes