21 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Effusions: - Hematologic ... - Aneurysmal bone ... #diagnosis #msk
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
fragmentation and mild bone ... tibial tuberosity Differential ... marrow edema and bony ... Schlatter #Disease #Knee ... #msk
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
inflammatory disorder of bone ... Hyperostosis (increase in bone ... • Bone and joint ... , breast bone, pelvis ... #diagnosis #management
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... Normal: Air > bone ... hearing loss: Bone ... #Diagnosis #otology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... atraumatic adolescent knee ... physeal fusion and bone ... (save $$) Differential ... • Bone contusion
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
= Hypocellular bone ... Hypoplastic MDS: • ↓ bone ... • Suggested by bone ... hypoplasia/fatty bone ... #hematology #diagnosis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... the subchondral bone ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #arthritis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Liver function tests ... hemophagocytosis in the bone ... CD163 staining of bone ... is found in the bone ... #Management #Hematology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Differential diagnosis ... BucketHandle #Tear #knee ... #mri #clinical ... #msk
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
adults in the west ... Orange or Hep C Clinical ... Warm AIHA • Bone ... #workup #oncology ... #hematology