10 results
Renal Involvement in Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#Renal #diseases #SLE #Systemic #Lupus #Erythematosus #venn #nephrology
#SLE #Systemic ... #Lupus #Erythematosus ... #venn #nephrology ... #nephritis #classification ... #types #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
lesions • Discoid lupus ... erythematosus ... #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... (RA), Systemic lupus ... erythematosus ( ... SLE), Sarcoidosis ... #Diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Pigmented Purpuric Dermatosis ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... permanent alopecia Differential ... • Type-I Interferonopathies ... #Diagnosis #Rheumatology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Chain deposition disease ... S - Systemic Lupus ... Erythematosus ( ... #hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• Autoimmune diseases ... (e.g. systemic lupus ... erythematosus ( ... #classification ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... erythematosus, ... , and SLE) • Urinalysis ... #rheumatology # ... classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... , such as SLE, atherosclerotic ... ischemia • Skin: Erythematous ... tract, and often causes ... #Rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Erythema ab igne • A dermatosis ... form of delayed-type ... of necrotizing vasculitis ... presenting with erythematous ... #diagnosis #dermatology