84 results
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
rheumatic fever • Chronic ... ), RA, crystal disease ... hepatitis, herpes • Chronic ... #rheumatology # ... approach #workup #differential
Chronic Diarrhea Differential Diagnosis
 • Inflammatory, Infectious: Recurrent C. diff, Giardiasis
 • Inflammatory, Non-infectious: IBD, Ischemia,
Chronic Diarrhea ... Differential Diagnosis ... overgrowth, Celiac disease ... surgery - VA Joint ... #Chronic #Differential
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... parvovirus B19 infection ... parvovirus B19 infection ... Dermatomyositis Erythema chronicum ... #rashes #differential
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Rheumatologic Disease ... burgdorferi (Lyme disease ... #pain #Differential ... Diagnosis #MSK #rheumatology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... Autoimmunity • Chronic ... diarrhea • ... Malignancies • Chronic ... hypogammaglobulinemia #immunology #hematology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... : • Acute or chronic ... infections related ... #Pain #MSK #rheumatology ... approach #workup #differential
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Vasculitides, IBD, Celiac disease ... : Chronic infections ... Acute bacterial and ... Thrombocytosis #Platelets #Differential
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Evaluation of Chronic ... Parasitic infections ... Systemic disease ... Fecal leukocytes and ... workup #diagnosis #differential
Hepatitis B (HBV) Serology

HBsAg - Presence denotes current HBV infection (chronic or acute)
HBV Core Antibody -
(chronic or acute ... at some point ... Anti-HBcAg IgG - chronic ... of active viral disease ... and pt. infectiousness
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
clinical associations ... Infections 2. ... abdominal pain, diarrhea ... , Chronic spontaneous ... urticaria, Chronic