12 results
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Diagnostic Algorithm ... instability - New-onset fever ... #Dermatology #Rash ... #Differential # ... Ddxof
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Viral: Measles, Infectious ... #Rash #Differential ... #Diagnosis #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Algorithm. ... integrity (trauma, infection ... #Dermatology #Rash ... #Differential # ... Ddxof
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... • Rheumatic fever ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
lesions (9.4%) • Maculopapular ... reticularis Differential ... Diagnosis: Vasculitis ... Polyangiitis #GPA #dermatology ... #rash #diagnosis
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
diseases secondary ... inflammation or infection ... petechiae/purpura with fever ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... Red Flags: • Fever ... Diagnosis #Algorithm ... #Causes #dermatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Diagnosis Algorithm ... cardiac valve, vasculitis ... bartonella (oroya fever ... #Diagnosis #Algorithm ... #workup #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... to exclude are infections ... : • Fevers • ... differential #diagnosis ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... , mucositis • Rash ... vesicles, pustules, maculopapular ... #Differential #Diagnosis