37 results
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... gonorrhea, Rickettsial diseases ... Noninfectious: SJS ... SCVMCMed #Fever #Rash
I’M DAMN SHARP - Lupus Diagnosis Mnemonic
I  	 Immunoglobulins (Anti-dsDNA, Anti-Sm, Anti-phospholipid)
M 	 Malar Rash
D
Anti-phospholipid) M Malar Rash ... D Discoid Rash ... Arthritis R Renal Disease ... erythematosus #rheumatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... arthritis, Skin rash ... cancers • Systemic diseases ... autoinflammatory diseases ... management #treatment #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 ... migrans • Lyme disease ... differential #diagnosis #rheumatology
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
distribution of the rash ... assessed for Lyme disease ... and whether the rash ... pathognomonic for SJS ... Maculopapular #Rash
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
Associated Rheumatic Diseases ... connective tissue disease ... Sjogren's Syndrome (SS ... ANA #patterns #rheumatology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
skin syndrome (SSS ... includes Kawasaki disease ... erythematous rash ... #Erythematous #Rash
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia, Chronic disease ... deficiency, Liver Disease ... Uremia, Liver disease ... RBC: Hemoglobin SS ... differential #diagnosis #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
presentation of the disease ... GPA causes disease ... Maculopapular rash ... #dermatology #rash ... #diagnosis #rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Consider sickle cell disease ... ): SS, SC, SE, Sβ ... Cold agglutinins disease ... , Hemoglobin H disease ... Algorithm #workup #hematology