19 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Seronegative Reactive Syndrome ... Effusions: - Hematologic ... #differential #diagnosis ... #msk #physicalexam
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... Arthralgia/arthritis, Skin ... Differential Diaqnoses ... Coxsackie, CMV, EBV, HIV ... #treatment #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... response to local skin ... (Clinical Dx). ... Arthritis, AS Treatment ... signs #symptoms #rheumatology
Sjogren's Syndrome Overview

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

Autoimmune exocrinopathy multisystemic disease
Lacrimal swelling • Skin ... Diagnosis: • Dry ... salivary ducts Clinical ... Nephrogenic DI Hematologic ... Adenocarcinoma Treatment
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Sjögrens (15%) Skin ... Aseptic necrosis of hip ... Demyelinating syndromes ... pain (20%) Renal disease
Cryofibrinogenemia Summary

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

Cryofibrinogenemia:
 • The precipitation of a
Cryofibrinogenemia Clinical ... : • + Clinical ... • TTP, HUS and HIT ... Antiphospholipid syndrome ... hematology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Rheumatic pain Clinical ... : • A clinical ... diagnosis • Rule ... and lower jaw Treatment ... disease.
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Lady Windermere Syndrome ... : • Syndrome of ... Hematologic malignancy ... • Clinical (Symptoms ... Imaging, high res
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
on tuberculosis treatment ... pain involving knees ... IgA #Vasculitis #clinical ... #photo #dermatology ... #skin #rash #physicalexam
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
- Purpura - Skin ... : • Clinical triad ... HBV infection, HIV ... • Autoimmune diseases ... Labs/Diagnosis: