22 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... OF PALPABLE PURPURA ... Diagnosis #hematology ... #rheumatology #
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... Pathophysiology: ... #Dermatology #Rash ... #Differential #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Diagnosis Algorithm ... Rash: - Purpura ... #Differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Crohn's disease Palpable ... #skin #rashes #differential ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Petechiae, Palpable ... Maculopapular rash ... reticularis Differential ... #diagnosis #rheumatology
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... , palpable purpura ... maculopapular rash ... vesicular rash, ... Nephrocalcinosis causes
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
strength, reflexes), palpable ... MeralgiaParesthetica #MSK ... #pathophysiology ... #differential # ... diagnosis #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... , mucositis • Rash ... • Progressive symptoms ... tract, and often causes ... #Diagnosis #Rheumatology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Viral replication causes ... endothelial cells - Palpable ... or necrotic purpura ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Henoch-SchonIein Purpura ... #diagnosis #algorithm ... #rheumatology