17 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Infectious Knee ... - Aneurysmal bone ... #differential #diagnosis ... #msk #physicalexam
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
adults in the west ... Agent Orange or Hep ... weeks without infection ... Diagnosis: • ... #workup #oncology
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
supine and with the knee ... degrees of flexion, hip ... One hand supports ... #Cruciate #Ligament ... #physicalexam #msk
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... typically part of the workup ... • Test all patients ... for HIV, Chlamydia ... Distal joints, knees
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Algorithm Infection ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... Deformity #Limp #MSK
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential Diagnosis ... Algorithm - ... Occlusion • Sickle Cell ... Marfan's Syndrome ... Vascular #JointPain #MSK
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Tendon • Ligament ... e.g., congenital hip ... #Joint #Pain #MSK ... rheumatology #approach #workup ... #differential #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... and Workup History ... procedures - Infection ... candidate) - Bone ... not required in all
Suggested diagnostic approach to a patient with exudative ascites. Low ascitic fluid protein should direct practitioners
out nephrotic syndrome ... lymphangioscintigraphy can be done ... only about 15% of all ... mycobacterial infections ... #workup #algorithm
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
L5/S1 with an inferior ... Differential Diagnosis ... cord infarct • HIV ... • Provocative Tests ... absent anal wink test