22 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Nonpalpable purpura ... , the differential ... endocarditis, RMSF, and Henoch-Schönlein ... #Diagnosis #Dermatology ... #Differential
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Algorithm for Diagnosis ... Endocarditis, Henoch-SchönIein ... - Autoimmune Vasculitis ... Rash #Algorithm #Diagnosis ... #Dermatology #Skin
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... - Differential ... Diagnosis Non-PalpabIe ... #nonpalpable #palpable ... #Diagnosis #vasculitis
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
- Differential ... Diagnosis Disruption ... #nonpalpable #palpable ... #Causes #Differential ... #Diagnosis #vasculitis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... PURPURA: Vasculitis ... Diagnosis #hematology ... #nonpalpable #dermatology
Henoch Schonlein Purpura 
Typically a young boy. Often occurs following upper respiratory tract infection. A systemic
Henoch Schonlein ... A systemic vasculitis ... #Purpura #Diagnosis ... Peds #Pediatrics #Signs ... #Symptoms
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Palpable purpura ... Tip: To differentiate ... Palpable = vasculitis ... clinical #photo #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... - Diagnostic Algorithm ... #Dermatology #Rash ... #Petechiae #Purpura ... #Differential #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Petechiae, Palpable ... reticularis Differential ... Diagnosis: Vasculitis ... polyangiitis • EGPA • Henoch-Schönlein ... #rash #diagnosis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... Henoch Schönlein ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology