30 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 ... . 2) When cutaneous ... may be affected (commonly ... pulmonary #Diagnosis ... #Dermatology #Rash
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... which causes slowly ... diseases, it is most commonly ... Images #Clinical #Photo ... #Dermatology #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
insufficiency • Vasculitis ... Mycosis fungoides (cutaneous ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Cutaneous larva migrans skin Rash
25 F recent Caribbean vacation, walked barefoot on sand and now with
. diagnosis? ... self-limited Diagnosis ... larva #migrans #skinRash ... #dermatology #clinical ... #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
polyangiitis (GPA) is common ... disease or more commonly ... GPA causes disease ... Maculopapular rash ... #rash #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Drug Associated (Commonly ... mucositis - Rash ... aphthous ulcers, cutaneous ... purpura: strong sign
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
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
response) - Cutaneous ... abdominal pain (commonly ... Arthralgia's (common ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

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