11 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... cryoglobulins • Skin ... #Petechiae #Rash ... #Differential # ... Algorithm #Causes #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
integrity (trauma, infection ... #Diagnosis #Dermatology ... #Rash #Petechiae ... #Algorithm #Differential ... #Ddxof
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
lesions (9.4%) • Maculopapular ... rash (6.7%) • ... reticularis Differential ... vasculitis (inflamed blood ... #rheumatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
erythroderma, petechiae ... sulfa-drug - Skin ... #Rash #Maculopapular ... Targetoid #Algorithm #Differential ... #Ddxof
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Crohn's disease Palpable ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... related vasculitis, infections ... Small Vessel: Petechiae ... , Palpable purpura ... #dermatology #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... pulses, bruits, or blood ... , mucositis • Rash ... vesicles, pustules, maculopapular ... #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... to exclude are infections ... Large Vessel: Blood ... #diagnosis #rheumatology ... #classification
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
/sx urticaria, maculopapular ... rash, pruritis, ... Infection - Infection ... with skin flora ... diagnosis #management #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
/sx urticaria, maculopapular ... rash, pruritis, ... • Infection - ... with skin flora ... diagnosis #management #hematology