13 results
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
heliotrope, shawl sign ... : Diagnosis of exclusion ... #differential #diagnosis ... #comparison #rheumatology ... #table
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Non-Hodgkin's Lymphoma - Comparison ... diseases • Clinical features ... - Pel-Ebstein ... #oncology #diagnosis ... #differential #hematology
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... life-threatening causes ... #Signs #Presentation ... #comparison #Table ... #Diagnosis
Rapid, increasing signs of extrapyramidal symptoms (EPS) is an important key feature of NMS. EPS, associated
Rapid, increasing signs ... important key feature ... #Diagnosis #Serotonin ... NeurolepticMalignant #Comparison ... #Table
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... /symptoms or echo ... in up to 30% of cases ... #Endocarditis #comparison ... #table
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and duration of symptoms ... angioedema Other symptoms ... #rheumatology # ... comparison #table
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... WBC >100k, + lab signs ... worrisome EKG features ... Syndrome #TLS #diagnosis ... #management #hematology
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
without other cause ... ARDS to explain symptoms ... Transfusion #Reactions #hematology ... #diagnosis #comparison ... #table
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Similar symptoms ... occ 7d prior and ... Pediculus humanus ... lice and P. h. humanus ... The table below
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... Discontinuation of causal ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management