13 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
about bacterial infections ... about indolent infections ... with bacterial infection ... infection. ... #rheumatology #
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Approach to Joint ... Calcium oxalate Infectious ... Acute or chronic ... infections related ... #Pain #MSK #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Approach to Joint ... Infection • ... Viral Infections ... Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... TPO, TPO-RA • Infections ... : Chronic infections ... bacterial and viral infections ... #hematology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... parvovirus B19 infection ... Dermatomyositis Erythema chronicum ... #rashes #differential ... #diagnosis #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Bacterial or viral infection ... Pulmonary ... Cardiomyopathies - Viral infection ... #pain #differential ... #diagnosis #rheumatology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Neoplastic / Hematologic ... • Malignancy Infectious ... • Rheumatoid Arthritis ... Obstructive Pulmonary ... Disease Neurologic
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Pleural Effusion - Differential ... Diagnosis Algorithm ... Superior vena cava ... Urinothorax Exudate - Infectious ... #Hepatology #causes
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Using fluorescence ... Lymphoproliferative Disorders, Infection ... , Interstitial Pulmonary ... ANA #patterns #rheumatology ... #diagnosis #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
to exclude are infections ... Eosinophilia, asthma, chronic ... Recurrent middle ear infections ... , recent viral infection ... #Diagnosis #Rheumatology