29 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... strain injury • Iliotibial ... band syndrome ... #lower #extremity ... #msk #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... " ± Horner Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm ... #physicalexam
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Neurologic • Stroke ... • Compensatory muscular ... pathophysiology #causes ... symptoms #signs #diagnosis ... #msk
Causes of Acute Onset Fever - Differential Diagnosis Algorithm
Viral:
 • Rhinovirus
 • Influenza Virus
 • Parainfluenza
Causes of Acute ... Coronavirus • HIV ... • Pelvic • Extremity ... Neuroleptic malignant syndrome ... Other: • Heat stroke
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
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Differential Diagnosis ... cord infarct • HIV ... lumbar stenosis • Vascular ... #causes #neurology
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
hydrocephalus, HIV ... Alzheimer - 1st cause ... Aphaso-apraxo-agnosia syndrome ... Frontal atrophy Vascular ... multiple ischemic stroke
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
, Ehler-Danlos syndrome ... disease): Leaflets are ... body, tip usually ... disease: Collagen vascular ... #Differential #Diagnosis
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
hemolytic-uremic syndrome ... nervous system (stroke ... maculopapular rash vesicular ... Diabetic nephropathy and ... Nephrocalcinosis causes
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... paralysis of all extremity ... Can begin in arms ... Absent Reflexes: Arms ... Guillain-Barre Diagnosis