28 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
: • Vascular occlusion ... Splenomegaly - CTD (SLE ... - APLS • Acute ... Associated - SLE ... #nonpalpable #dermatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... • Immunologic Workup ... Discontinuation of causal ... 40, F:M 9:1 • Clinical ... • Immunologic Workup
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... disease (10%) : SLE ... #dermpath #dermatology ... lesions #diagnosis #clinical
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... 40, F:M 9:1 • Clinical ... , oral ulcers, Lupus ... • Immunologic Workup ... Positive in 60-80% of cases
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... ) Suspect: Clinical ... Classification: • Acute ... lymphoproliferative syndrome Clinical ... Pleural effusions • Acute
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... inflammation Others: • Lupus ... such as systemic lupus ... reactions, and vaso-occlusive ... , and SLE) • Urinalysis
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Rhabdomyolysis, Critical ... dermato-, poly-, inclusion ... body-), PMR, RA, SLE ... , Vasculitis OVERLAP ... Differential #Diagnosis #causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... osmolarity If cause ... investigations depending on clinical ... Glomerulonephritis / Vasculits
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Syndrome: • Clinical ... (e.g. systemic lupus ... erythematosus (SLE
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
Acute promyelocytic ... I see all of these ... features in most cases ... APML #Pathology #Hematology ... #Clinical #Smear