11 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... Infection - Systemic ... #Effusions #causes ... #differential #diagnosis
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Generalized Differential Diagnosis ... and Primary Causes ... Myelodisplastic syndrome ... Pruritus #primary #secondary ... #causes
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... • Nephrotic syndrome ... #Secondary #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic ... Demyelinating Syndrome ... autoantibodies that will cause ... permeability Diagnosis ... APS), Secondary
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
- Differential Diagnosis ... into a 4-pass system ... pass = Dangerous secondary ... cell activation syndrome ... #hematology #allergy
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • They can cause ... Cryoglobulins Cause ... Type III Often Secondary ... Labs/Diagnosis:
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
processes: • Systemic ... Cryofibrinogenemia Diagnosis ... cryoglobulins • Negative causes ... Antiphospholipid syndrome ... hematology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
infection risk secondary ... hemolytic anemia) • Systemic ... DDX - Other causes ... : • Nephrotic syndrome ... hypogammaglobulinemia #immunology #hematology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
other diseases • Secondary ... Diagnosis: • Dry ... Hypocomplementemia • Can cause ... Central nervous system ... Nephrogenic DI Hematologic
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
- Differential Diagnosis ... Myelodisplastic syndrome ... #Pruritus #secondary ... #systemic #generalized ... #causes