8 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... spondyloarthropathies, lupus ... Chronic = RA, SLE ... rheumatology #approach #workup ... #differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #joint #pain #skin ... #rashes #differential
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... in at least 2 joints ... hemolysis • Renal ... #EULARACR #Classification ... #Criteria #SLE
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... permanent alopecia Differential ... Arthritis: • Joint ... arthropathy • 90% joints
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... vesicular eruption - Joints ... such as systemic lupus ... vasculitis, and SLE ... #rheumatology #classification
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Scleromyxedema (CNS+GI+CVS+joints ... to cold IgG • Lupus ... , retinal, DVT, ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... again we might see ... Join the resistance ... Acidosis #Elevation #Differential ... #typea #typeb #classification
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
diseases: syßtemic lupus ... erythematosus (SLE ... Tubulointerstitial diseases: SLE ... #Hyperkalemia #Differential ... High #Potassium #Classification