51 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
injury, often from vascular ... Primarily Upper Extremity ... clumsiness in hands ... #diagnosis #pathophysiology ... signs #symptoms #msk
Causes of Developmental Delay - Differential Diagnosis Algorithm
Isolated Domain Delay - Reduced Respiratory Drive:
 • Cognitive
Causes of Developmental ... Algorithm Isolated ... Disorder) Language and ... dental, cleft palate ... #Algorithm #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential Diagnosis ... Algorithm - ... Marfan's Syndrome ... #JointPain #MSK ... #Causes
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Commonly caused ... stopping walking (vascular ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... cyanosis - Cool extremity ... #differential #diagnosis ... #lower #extremity ... #msk #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... aracteristic "claw hand ... " ± Horner Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Tinnitus - Objective (can be heard/auscultated) - 10% - Differential Diagnosis Algorithm
Vascular - Arterial:
 • Atherosclerosis
- Differential Diagnosis ... Algorithm Vascular ... Tensor Tympani / Palatal ... Disease of the Head and ... #Algorithm #Causes
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Algorithm Viral ... • Pelvic • Extremity ... Neuroleptic malignant syndrome ... #Algorithm #causes
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Dizziness - Central and ... - Differential Diagnosis ... Amy Chung, MD, MSc ... #Differential #Diagnosis ... #algorithm
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... - Differential Diagnosis ... Motor Neuron and ... Lambert-Eaton Myasthenic Syndrome ... #Algorithm #Causes