13 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
life Causes and clinical ... resolve within one ... Atopic diseases, Chronic ... Cold #Urticaria #diagnosis ... #rheumatology #
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
syndrome is a rare chronic ... swelling of the bone ... • Bone and joint ... : • A clinical ... SAPHO #Syndrome #Rheumatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Chronic Lymphocytic ... adults in the west ... Orange or Hep C Clinical ... Warm AIHA • Bone ... lymphoma • Marginal zone
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... : • Acute or chronic ... the subchondral bone ... Joint #Pain #MSK #rheumatology ... #differential #diagnosis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Liver function tests ... hemophagocytosis in the bone ... CD163 staining of bone ... is found in the bone ... #Rheumatology
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
amyloid A (AA) → Chronic ... Bronchiectasis, Chronic ... Clinical suspicion ... Amyloidosis Clinical ... muscle wasting Bone
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
- Differential Diagnosis ... Remember that a one-off ... check at least one ... normal/high - Chronic ... Best to have an
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... groups in which one ... attributable to one ... > incidence in chronic ... #calculations #diagnosis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
Diagnosis = clinical ... present variably: On one ... the “Chewing gum test ... positive at least one ... them, but urgent rheumatology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
determine if stress test ... Change in clinical ... CPAP if they have one ... HgbA1c - if not done ... stratification #diagnosis