45 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... arthritis - SLE ... Effusions: - Hematologic ... Osteochondroma Hematologic ... Effusions #causes #differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... test, ANA (e.g., SLE ... (CVID, WAS), (neurologic ... not required in all ... Causes #Workup #hematology
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Smith, Sm/RNP, Scl ... Scl100, Th/To, Scl ... body-like: - Neurologic ... Cytoplasmic #Patterns #differential ... #diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
involvement 3% SLE-Related ... ) 30-45% Differential ... Lupusreference #SLE ... symptoms #mimickers #differential ... #rheumatology
Lupus Nephritis Primer
Class I - Minimal Mesangial
Class II - Mesangial Proliferative
Class Ill - Focal Proliferative
Class IV
Lupus #Nephritis #SLE ... Classification #Classes #differential ... #diagnosis #management ... #nephrology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Abduction None T7-T12 See ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Epidemiology: -10% of all ... thiazidic, PPI, ACE ... Usual therapeutic management ... comparison #table #rheumatology ... #diagnosis #management
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Neoplastic / Hematologic ... Arthritis • SLE ... Pulmonary Disease Neurologic ... Chronic #Fatigue #Differential
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... least 2 joints • Neurologic ... pericarditis • Hematologic ... Classification #Criteria #SLE ... Erythematosus #diagnosis #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Spondyloarthropathies, SLE ... retinal exudates) - SLE ... Neurologic system ... #joint #pain #differential ... #diagnosis #rheumatology