71 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... Diagnosis Algorithm ... deficiency Work ... cryoglobulins • Skin ... #Petechiae #Rash
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
in vasculitic diseases ... disseminated gonococcal disease ... or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Diagnostic Schema for Hyperferritinemia

Pearl: Diseases associated with extreme elevations: 
1. HLH 
2. Still's disease 
3. Systemic
Still's disease ... Systemic histoplasmosis ... Hyperferritinemia #Algorithm ... #Differential # ... Diagnosis #Hematology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Systemic Sclerosis ... autoimmune disease ... interstitial lung disease ... Scleroderma #SSc #rheumatology ... symptoms #testing #workup
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... Arthralgia/arthritis, Skin ... rash ± odynophagia ... fraction < 20% Differential ... management #treatment #rheumatology
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
Hypothyroid • Liver Disease ... Macrocytic #Anemia #differential ... #diagnosis #algorithm ... #hematology #workup
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... #rash #diagnosis ... #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... infection • Lyme disease ... #rashes #differential ... #diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease ... #hematology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Diagnosis Algorithm ... Cholestatic liver disease ... syndrome Psychiatric Disease ... #generalized #dermatology ... Diagnosis #Algorithm