42 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
acute rheumatic fever ... • Chronic - Think ... hepatitis, herpes • Chronic ... #rheumatology # ... approach #workup #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... - Autoimmune Rheumatologic ... • Rheumatic fever ... #pain #Differential ... Diagnosis #MSK #rheumatology
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Pseudotumor - Infectious ... History of Bleeding, Infection ... Age > 50 • Chronic ... Algorithm #Causes #Hematology ... #Oncology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Renal Disease, Liver ... Infection) High ... Classification #Differential ... Algorithm #Causes #Hematology
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Summary Overview: chronic ... involving small joints ... exam and imaging Treatment ... corticosteroid injections ... diagnosis #management #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Dermatomyositis Erythema chronicum ... • Rheumatic fever ... #skin #rashes #differential ... #diagnosis #rheumatology
Approach to a Positive (+) Rheumatoid Factor (RF)
(+) RF does not always = RA
Rheumatic disorders:
 •
disorders: • Chronic ... infections • ... Inflammatory disorders of Liver ... Rheumatoid #Factor #RF #rheumatology ... #laboratory #differential
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Rebound effect from treatment ... TPO, TPO-RA • Infections ... : Chronic infections ... Thrombocytosis #Platelets #Differential
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Myelofibrosis Infectious ... : • Acute or Chronic ... effect following treatment ... Algorithm #Causes #Hematology
Adult-Onset Still's Disease (AOSD)
Rare inflammatory disorder of unknown etiology, difficult to diagnose because of heterogenous presentation.
conditions (autoimmune, infectious ... susceptibility, infectious ... arthritis and chronic ... synovitis (40%) Treatment ... Disease #AOSD #rheumatology