12 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Alphavirus - Fungi ... Effusions: - Hematologic ... Osteochondroma Hematologic ... #diagnosis #msk
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... fraction < 20% Differential ... Diaqnoses: • Infectious ... #diagnosis #management ... #treatment #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... reticularis Differential ... cell arteritis Infections ... • Fungal infections ... rash #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Mycobacterial • Fungal ... tuberculosis) • Fungi ... #Diagnosis #MSK ... #rheumatology #
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
infection (IFI) ... in hematologic ... cut-offs defined in clinical ... BAL GM does not differentiate ... colonization vs invasive disease
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Calcium oxalate Infectious ... to bacterial, fungal ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Hematologic malignancy ... : Clinical Manifestations ... : • Clinical ( ... diagnosis • Microbiologic ... #differential #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... Lung Abscess - Clinical ... Prevotella • Fungal ... Lung Abscess Differential ... Abscess #pulmonary #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
super-antigen mediated disease ... Transverse Myelitis - Clinical ... MCTD - Bechet disease ... Myelitis #diagnosis #management ... #neurology #differential
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
than 1500 and clinical ... hypersensitivity - Infection ... : helminthic, fungal ... eosinophilia #diagnosis #hematology ... #differential #