17 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... IBD • RA • SLE ... reticularis • Antiphospholipid-antibody ... lesions • Discoid lupus ... Sarcoidosis #dermatology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic Algorithm ... Increased red ... Hemolytic #Anemia #Algorithm ... Differential #Causes #Workup ... #Hematology #Diagnosis
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Differential Diagnosis Algorithm ... Auspitz sign, Koebner's ... soles • Discoid Lupus ... Papulosquamous #SkinRash #dermatology ... Differential #Diagnosis #Algorithm
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... Subacute cutaneous lupus ... Scaring alopecia • Red ... #SLE #Mucocutaneous ... pathophysiology #diagnosis #signs
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Disorders Testing Algorithm ... evaluation or workup ... 1,500 cells/µL Workup ... organ-specific signs ... Differential #diagnosis #hematology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... identification of red-flags ... to exclude dermatologic ... Ill-appearing, vital sign ... #Diagnosis #Dermatology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Abnormality • SLE ... • Cyanosis Red ... hemorrhages (dark red ... Systemic #Secondary #dermatology ... Differential #Diagnosis #Algorithm
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Differential Diagnosis Algorithm ... disorders Petechiae Red ... Autoimmune Vasculitis (lupus ... deficiency Work ... #Causes #dermatology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic Algorithm ... Red cell distribution ... Algorithm by Dr. ... #Diagnosis #Workup ... #Hematology #Microcytic
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Differential Diagnosis Algorithm ... genotypes): SS, SC, SE ... Differential #Diagnosis #Algorithm ... #workup #hematology