13 results
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
Primary Bone Tumors ... • Aneurysmal Bone ... Histiocytoma #Primary #Bone ... Tumours #MSK #Differential ... Orthopedics #Causes #Oncology
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
- Differential ... Diagnosis Framework ... sustained over a one-hour ... shoulder pain, collateral ... #differential #
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Diagnosis Algorithm ... fractured long bone ... Marfan's Syndrome ... • Dislocated Bone ... Vascular #JointPain #MSK
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
Morquio Syndrome ... Sclerotic Mets Bone ... Abnormalities #Radiology #MSK ... Anomalies #Spine #Diagnosis ... Vertebrae #diseases #differential
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
hypercellular bone ... megakaryocytic Bone ... the blood and bone ... blood smear • Bone ... #oncology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... gaze palsy to one ... result is that one ... the hospital, diagnosed ... #OneAndAHalf #One
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Bone/Joint Causes ... #diagnosis #lower ... #extremity #msk
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Splenic Marginal Zone ... capillary leak syndrome ... TMA • Marginal zone ... Hematology #Monoclonal #Differential ... #Diagnosis #Oncology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Diagnosis Framework ... Seronegative Reactive Syndrome ... - Aneurysmal bone ... #diagnosis #msk
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Diagnosis Framework ... Normal: Air > bone ... hearing loss: Bone ... II ○ Susac’s syndrome ... #Diagnosis #otology