12 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
within one hour or longer ... doi: 10.1111/all ... Cold #Urticaria #diagnosis ... #rheumatology # ... comparison #table
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... spondylitis - Sacroiliac ... : HIV test, a rubella ... (to support a diagnosis ... #testing #Rheumatology
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 ... Differential Diagnosis ... Malignancies (eg CML, ALL ... #NonHodgkins #comparison ... #oncology #diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
-60 minutes or longer ... e.g., congenital hip ... #Joint #Pain #MSK ... #rheumatology # ... #differential #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... PT, aPTT(liver disease ... K), H. pylori test ... thyroid function test ... not required in all
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
nose, ears, or fingers ... Mycoplasma, EBV, HIV ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Degenerative joint disease ... affects the knee hip ... #Degenerative #Comparison ... #Versus #MSK #JointDisease ... #JointPain #Diagnosis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... signals in the inner ... Onset ○ Meniere disease ... Noise trauma ○ MS ... ○ Lyme disease
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Sjogren's Syndrome Diagnosis ... RTA, TYPE I RTA Diagnosis ... system: small-fiber ... phenomenon (16%) MSK ... Sjogrens #Syndrome #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... episcleritis as well as inner ... retinopathy Lab Tests ... Cryoglobulins • HIV ... #rheumatology #