30 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... : • Acute or Chronic ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Malar rash • SLE ... Dermatomyositis Erythema chronicum ... #joint #pain #skin ... #differential #diagnosis
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Pain - Diagnostic ... rheumatic fever • Chronic ... ), RA, crystal disease ... = RA, SLE, psoriatic ... #rheumatology #
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Abnormality • SLE ... Iron deficiency anemia ... discoloration) • Chronic ... Systemic #Secondary #dermatology ... #Differential #Diagnosis
Lyme Disease: Clinical diagnosis. Likely if recent hiking, travel to endemic area, erythema migrans (EM), an
diagnosis. ... recent hiking, travel ... Treatment is doxycycline ... skin, joints, or ... carditis, meningitis (see
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
- Differential Diagnosis ... Neoplastic / Hematologic ... • Anemia • ... Arthritis • SLE ... Obstructive Pulmonary Disease
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
SLICC SLE Diagnostic ... CUTANEOUS LUPUS - CHRONIC ... INVOLVING 2 OR MORE JOINTS ... NEUROLOGIC - HEMOLYTIC ANEMIA ... #Diagnosis #Rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... • Infections: Chronic
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Systemic Lupus (SLE ... pain (20%) Renal disease ... ) Blood (75%): Anemia ... signs #symptoms #diagnosis ... #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Arthritis Differential Diagnosis ... arthritis • SLE ... Symmetrical: • RA • SLE ... #Differential #Diagnosis ... #MSK #rheumatology