11 results
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
Systemic Lupus Erythematosus ... severe disease & renal ... Associated with skin ... severe disease Treatment ... Summary #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... fever • Drug reactions ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... allergy, drug reaction ... glucocorticoid treatment ... symptoms (eg, skin ... Differential #diagnosis #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
, DIC, hypoTN, renal ... Causes purpura & ... TRALI): Leading cause ... infections with skin ... diagnosis #management #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... such as systemic lupus ... disease, drug reactions ... vasculitis, and SLE ... differential #diagnosis #rheumatology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
, DIC, hypoTN, renal ... Causes purpura & ... TRALI): Leading cause ... infections with skin ... diagnosis #management #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulmonary and renal ... diseases, such as SLE ... disease, drug reactions ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Lacrimal swelling • Skin ... overlaps with RA, SLE ... Hypocomplementemia • Can cause ... Adenocarcinoma Treatment ... Sjogrens #Syndrome #Rheumatology
Cutaneous Mucormycosis Eschar
30 M HIV cd4 10 VL 30k traumatic injury of arm few months ago
drug injections, renal ... malnutrition, HIV, SLE ... Mucormycosis #Eschar #dermatology ... #skin #clinical ... #photo
Anti-NXP-2 Dermatomyositis

What?
DM with generalized subcutaneous edema
Pts have more myalgias, more severe weakness, and an increased prevalence
Muscle atrophy may cause ... • Clear cell renal ... positive patients Treatment ... diagnosis #management #rheumatology ... #dermatology