13 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
trauma, infection, vasculitis ... process such as vasculiitis ... #Diagnosis #Dermatology ... #Rash #Petechiae ... #Algorithm #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Infection - Vasculitis ... Vasculitis (lupus ... deficiency Work ... #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 ... Hypersensitivity vasculitis ... #skin #rashes #differential
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... , the differential ... petechial or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Petechiae, Palpable ... Maculopapular rash ... • Petechiae • Palpable ... reticularis Differential ... #rash #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... scleritis • Palpable ... Skin -> causing palpable ... #rheumatology # ... classification
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... Tip: To differentiate ... Palpable = vasculitis ... Purpura #Legs #Rash ... clinical #photo #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... , mucositis • Rash ... #Differential # ... Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... permanent alopecia Differential ... ANCA-associated vasculitis ... Malignancy (e.g. hematologic ... • Mesenteric vasculitis
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
Leukocytoclastic Vasculitis ... Presents with diffuse palpable ... rash. ... Differential for ... Hand #skinrash #dermatology