10 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with fever or toxicity ... with fever/toxicity ... rash, the diagnosis ... #Diagnosis #Dermatology ... #Purpuric #Rash
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... commonly renal and pulmonary ... Dermatology #Rash ... #Differential #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... mountain spotted fever ... #Differential # ... Diagnosis #hematology
Causes of Petechial Rash - Differential Diagnosis Algorithm

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

Rash
	• Human parvovirus B19 infection

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

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

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... Diagnosis: • Systemic ... Vasculitis: • Fevers ... , mucositis • Rash
Differentiation Syndrome in APML
Epidemiology:
 • Incidence: common in APL (2-48% depending on the study)
 • Triggers:
Differentiation Syndrome ... Subacute-Acute: • Common: fever ... Imaging: CXR- pulmonary ... initiation • Differential ... #APML #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Coronary arteries - Fever ... mucositis - Rash ... Vasculitis: • Fevers ... scleritis • Palpable ... Skin -> causing palpable
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
Presents with diffuse palpable ... rash. ... Diagnosis? ... Differential for ... #clinical #photo