2544 results
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
- Smith, Sm/RNP ... Ro60), SSB (La), RNA ... - Fibrillarin, RNA ... - SLE, SjS, RA ... Cytoplasmic #Patterns #differential
Antinuclear Antibody Testing - Nuclear Patterns
Homogeneous pattern: 
 • SLE, SSc, AIH, JIA
 • dsDNA, chromatin,
UCTD • Smith, Sm/RNP ... Ro60), SSB (La), RNA ... • Fibrillarin, RNA ... ARUPConsult @ARUPLabs #ANA ... Nuclear #Patterns #differential
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
serologies, HCV RNA ... serologies, HCV RNA ... chemistry #diagnosis #differential
Autoantibodies in Rheumatology
 • Lupus (SLE): ANA (anti-nuclear antibody), dsDNA (double-stranded DNA), Anti-Smith, Anti-Ro (SSA) and
• Lupus (SLE): ANA ... double-stranded DNA ... (SSB), others (RNP ... MCTD: Anti-UI RNP ... topoisomerase I), RNA
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... anti-Sm, and anti-RNP ... anti-histidyl-t-RNA ... #Weakness #Differential
COVID-19 RNA Vaccines

#COVID19 #RNA #Vaccines #mRNA #pharmacology
COVID-19 RNA Vaccines ... #COVID19 #RNA ... #Vaccines #mRNA
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
tsutsugamuschi • Viral - RNA ... immunodeficiency virus-1 DNA ... Myocarditis #Causes #differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
fungi) ribosomal RNA ... Endocarditis #diagnosis #differential
COVID-19 Vaccines - Comparison Chart
 • Moderna - mRNA-1273 mRNA in lipid nanoparticle
 • Pfizer -
Chart • Moderna - mRNA ... -1273 mRNA in lipid ... Pfizer - BNT162b2 mRNA ... Chimp Adenovirus-DNA ... Ad5 adenovirus/DNA
Rifamycins - Antibiotics Class Overview

Include Rifampin, Rifaximin, Rifapentine, Rifabutin.

Mechanism: Inhibits bacterial DNA-dependent RNA polymerase (unique mechanism).
Inhibits bacterial DNA-dependent ... RNA polymerase