14 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... infection - RMSF - Henoch ... cryoglobulins • Skin ... #Petechiae #Rash ... #Causes #dermatology
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... / Purpuric Rash ... Endocarditis, Henoch-SchönIein ... - Autoimmune Vasculitis ... #Dermatology #Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... reticularis Differential ... Diagnosis: Vasculitis ... • Henoch-Schönlein ... #dermatology #rash
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... endocarditis, RMSF, and Henoch-Schönlein ... or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Diagnosis Framework ... Small Vessel: Petechiae ... - GPA Cutaneous ... #skin #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... #Dermatology #Rash ... Palpable #Algorithm #Differential ... #Ddxof
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Henoch Schönlein ... Sarcoidosis • GPA ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... palms/soles - Differential ... diagnosis: secondary ... nummular eczema, tinea ... #photo #PhysicalExam
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
erythroderma, petechiae ... sulfa-drug - Skin ... #Dermatology #Rash ... Targetoid #Algorithm #Differential ... #Ddxof
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
> PR3 60% • GPA ... often present • Henoch ... mucositis - Rash ... • ANCA (Dx: GPA ... differential #diagnosis