10 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... Demyelinating syndromes ... #SLE #systemic ... #erythematosus # ... signs #symptoms
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... arthritis - (Reiter’s syndrome ... Lupus - with Systemic ... Lupus Erythematosus ... (SLE), should have
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... #dermatology ... #rashes #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... permanent alopecia Differential ... Arthritis: • Joint ... lupus erythematosus ... #Systemic #Lupus
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
antiphospholipid syndrome ... glomerulonephritis (>90%) S - Systemic ... Lupus Erythematosus ... Mnemonic #diagnosis #differential ... #hematology
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
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
inflammation Others: • Lupus ... vesicular eruption - Joints ... lupus erythematosus ... purpura: strong sign ... vasculitis, and SLE
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... , Loose anagen syndrome ... Examination: • Signs ... Vitamin D levels Systemic ... #Diagnosis #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulmonary and renal ... diseases, such as SLE ... purpura: Strong sign ... ischemia • Skin: Erythematous ... Palpable purpura, joint
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
lupus erythematosus ... (SLE), sickle cell ... Tubulointerstitial diseases: SLE ... antiphospholipid syndrome ... #Hyperkalemia #Differential