723 results
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... pANCA anti-MPO - Negative ... Evolution: Chronic disease ... druginduced #lupus #sle #comparison ... #rheumatology #diagnosis
Important Biostatistics and Epidemiology Equations

Sensitivity = TP / (TP + FN) = true positives / disease
true positives / disease ... FP + TN) = true negatives ... / disease absent ... / all negatives ... #calculations #diagnosis
Common Biliary Diseases seen in the Emergency Room - Comparison Table:

Clinical Features, Labs, Imaging and Treatment

#Diagnosis
Common Biliary Diseases ... Emergency Room - Comparison ... Table: Clinical ... Labs, Imaging and Treatment ... #Diagnosis #Management
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
• Autoimmune disease ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative ... #Differential #Diagnosis
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Plump gram-negative ... Gram-negative rods ... Gram-negative rods ... Pneumonia #Patterns #Diagnosis ... #Comparison #Table
Central Retinal Artery Occlusion (CRAO) vs Central Retinal Vein Occlusion (CRVO) - A Comparison Table

Clinical Features,
Occlusion (CRVO) - A Comparison ... Table Clinical ... and Treatment ... Ophthalmology #Diagnosis ... #Artery #Vein #Comparison
Toxidromes
 • Anticholinergic
 • Cholinergic
 • Sympathomimetic
 • Sedative-Hypnotic
 • Opioid

by Dr. Lizzy Hastie @LizzyHastie

#Toxidromes #diagnosis
Sympathomimetic • Sedative-Hypnotic ... #Toxidromes #diagnosis ... #comparison #toxicology
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
Commonly Used Diagnostic ... ) - May be negative ... HLA-DQ8 - High negative ... Reflects response to treatment ... Laboratory #Tests #Diagnosis
Inflammatory bowel disease: Crohn disease compared to Ulcerative colitis 

#Crohns #Disease #Ulcerative #Colitis #Comparison #Table #Manifestations
Inflammatory bowel disease ... : Crohn disease ... colitis #Crohns #Disease ... Ulcerative #Colitis #Comparison ... Manifestations #Symptoms #Diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... , describe clinical ... 100%, then all negative ... proportion of negative ... #calculations #diagnosis