12 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework ... Wounds/ulcers, Edema ... #extremity #msk ... #physicalexam
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Injury • Claw Hand ... - Ulnar Nerve Injury ... #Anatomy #Differential ... #Diagnosis #MSK
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential ... Diagnosis Framework ... Note: • Left leg ... #differential # ... #PhysicalExam #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... bilateral leg paresis ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... Negative Straight Leg ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
weakness, arms > legs ... life-threatening Differential ... Brain stem/Cranial nerve ... myasthenia Diagnosis ... - Repetitive nerve
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Angioneurotic Edema ... artery syndrome - Extremely ... Abdominal cutaneous nerve ... Abdominal #Pain #differential ... #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Diagnosis: • ANCA-associated ... pain • Swan neck/Ulnar ... hypertension, lower extremity ... edema, active urine
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
flexors of the legs ... bouts of HTN Diagnostic ... Transverse Myelitis Diagnosis ... /or optic nerve ... management #neurology #differential