11 results
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Diagnosis Framework ... II ○ Susac’s syndrome ... Noise trauma ○ MS ... zoster virus ○ HIV ... #Differential #Diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... or minutes with vascular ... findings BPPV • Short-lived ... Hearing loss. ... #differential #diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
bone. ... Complications • Avascular ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
Larger, weight-bearing ... affects the knee hip ... > Stiffness is short-lived ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Framework Bone ... • Sciatica • Tarsal ... Herpes zoster - HIV ... lower #extremity #msk
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Non-weight bearing ... - Aneurysmal bone ... #differential #diagnosis ... #msk #physicalexam
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
: • Nephrotic syndrome ... muscle wasting Bone ... arthropathy • Carpal ... tunnel syndrome ... activity of factor X, vascular
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... e.g., congenital hip ... osteopetrosis, avascular ... #Joint #Pain #MSK ... #differential #diagnosis
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
- Differential Diagnosis ... / hypoxemia -> focus ... tests before beginning ... - Compartment syndrome ... Ethylene glycol - HIV
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
metacarpal, the bone ... presents with a searing ... ECU Subluxation diagnosed ... relevant body parts ... Orthopedics #Wrist #msk