18 results
Causes of Back Pain #Diagnosis #EM #PrimaryCare #Differential #Back #Pain #BackPain #Spinal #Referred #Algorithm #Ddxof
Causes of Back Pain ... #Diagnosis #EM ... #Back #Pain #BackPain ... #Spinal #Referred ... #Algorithm #Ddxof
Causes of Low Back Pain - Differential Diagnosis
Intrinsic Spine: Lumbar strain, Herniated nucleus pulposus, Compression fracture,
Causes of Low Back ... Pain - Differential ... Diagnosis Intrinsic ... pulposus, Compression fracture ... #primarycare #msk
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Back Pain - Differential ... Diagnosis Primary ... arthritis of the spine ... #Pain #Differential ... #Diagnosis #causes
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• Severe low back ... • S - Saddle anesthesia ... Diagnosis: • ... Palpation - lower back ... #diagnosis #causes
Causes of Back Pain - Differential Diagnosis Algorithm
Always assess for red flags. If no red flags,
Causes of Back Pain ... - Differential ... Diagnosis Algorithm ... dysfunction, saddle paresthesia ... of neoplasm • Fracture
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Syndrome - Low back ... pain, sciatica, ... saddle (perineal) anesthesia ... such as fibular fracture ... Dermatomes #Myotomes #diagnosis
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential ... Diagnosis Algorithm ... Disease - Skull/spine ... Ricketts - Diffuse Pain ... #Pathologic #MSK
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
absent: lower back ... pain, constitutional ... MeralgiaParesthetica #MSK ... pathophysiology #differential ... #diagnosis #signs
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... at the back of ... hallucis longus Differential ... diagnosis for similar ... #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... : • Fracture ... deficiency etc) • Spinal ... #extremity #msk