14 results
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Most cases are idiopathic ... infections, drugs, systemic ... KOH will be negative ... #clinical #photo ... #dermatology #skinrash
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Algorithm Vesicles ... • Bullous systemic ... Vesiculobullous #SkinRash ... #Diagnosis #Algorithm ... #causes
Causes of Isolated Neutropenia - Differential Diagnosis Algorithm
Congenital
Medications
 • Anticonvulsants
 • Antibiotics
 • Antithyroid
 • Antihypertensive
Causes of Isolated ... Bacteria • Gram Negative ... Destruction • Systemic ... #Algorithm #Causes ... #Hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... (SLE) - Diagnosis ... Positive in 60-80% of cases ... pANCA anti-MPO - Negative ... #rheumatology
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
therapy - Number one cause ... of culture negative ... Mycobacterial etc ... BloodCultures #Diagnosis ... #Management #Algorithm
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Discontinuation of causal ... months to years) Systemic ... pANCA anti-MPO - Negative ... Usual therapeutic management ... #diagnosis #management
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
air conditioning system ... dogs & latter can cause ... bacillus cause ... the key to the diagnosis ... #clinical #photo
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... vision changes, etc ... identifies 85 to 95% of cases ... them, but urgent rheumatology ... #Management
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Rule out other causes ... affected areas and if negative ... Tetracyclines etc ... #diagnosis #management ... #Dermatology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
haptoglobin, ↑LDH, etc ... Causes purpura & ... TRALI): Leading cause ... #Transfusion #diagnosis ... #management #hematology