2486 results
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
a pattern and titer ... exam findings • Titer ... higher the ANA titer ... rheumatology #diagnosis #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... venom from animal bites ... Vasculitis) ANCA titers ... #Weakness #Differential
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Differential diagnosis ... cytoplasmic antibody titres ... ReverseHaloSign #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... anti-streptolysin O titre ... Petechiae #Rash #Differential
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
x ULN • AMA titer ... bile ducts Differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold agglutinin titer ... younger pts) Differential
Localized skin infections and associations: Cellulitis, Bite wounds, Ulcers, Nodules, Eschars 

#SSTIs
#associations
#SkinInfections
#cellulitis
#ulcer
#eschar
#bites
#nodules
#differential
#diagnosis
#infectiousdisease
ulcer #eschar #bites ... #nodules #differential
Syphilis serologies notes
#ID  #InfectiousDiseases  #Infections
#Microbiology #Micro
#syphilis #RPR #treponemal #serologies #nontreponemal #VDRL #titers


By Dr. Sara
nontreponemal #VDRL #titers
Recommended Follow-up of Treated Syphilis Cases

EVIDENCE OF TREATMENT FAILURE OR POSSIBLE REINFECTION
• Persistence or recurrence of
nontreponemal titer ... nontreponemal titer ... nontreponemal titer ... with an initial titer ... nontreponemal titer
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Labs: • ANA titers