15 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... context of other symptoms ... Lymphoproliferative Disorders ... ANA #patterns #rheumatology ... #diagnosis #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Polyarteritis Nodosa (PAN ... (RA), Systemic lupus ... Cancer, Histiocytic disorders ... #Diagnosis #rheumatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... evaluation or workup ... organ-specific signs ... #Algorithm #Differential ... #diagnosis #hematology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
associated with rheumatologic ... disorders, although ... presentation of systemic lupus ... #Pericarditis #Symptoms ... #Signs #Presentation
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... Mechanical/degenerative disorders ... noninflammatory Signs ... constitutional symptoms ... #Differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... ANCA-associated vasculitis, rheumatoid ... Non-autoimmune rheumatologic ... Arthritis: • Joint pain ... : • Symptoms limited
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Vasculitis - Collagen disorders ... lesions • Severe pain ... Autoimmune Vasculitis (lupus ... deficiency Work ... cytoplasmic antibodies, rheumatoid
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
or nerve root Symptoms ... in persons with rheumatoid ... #MSK #rheumatology ... #approach #workup ... #differential #
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... joint • Systemic lupus ... metabolic or endocrine disorders ... , and low back pain ... Arthritis #laboratory #workup
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
bacterial), acute rheumatic ... spondyloarthropathies, lupus ... #rheumatology # ... approach #workup ... #differential #