13 results
PV Card: Knee Injuries | Quick Reference Guide - Orthopedic injuries are commonly managed in the
Reference Guide - Orthopedic ... fractures and hip ... fractures, patella ... Mary Haas #Diagnosis ... #Injuries #Patella
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Radial Nerve Fingers ... Gluteal Nerve Knee ... Tibial Nerve Knee ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Anterior Medial Thigh Hip ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Deformity / Limp - Differential ... Diagnosis Algorithm ... Joint • Hip Dysplasia ... Legg-Calve-Perthes Disease Knee ... #Orthopedics #Causes
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Brucellosis - Viruses: HIV ... Intra-articulation fracture - Patellar ... #diagnosis #msk
Extreme Patellofemoral Joint Instability (PFJI)

In this video you can see an extreme rare case of bilateral
from frank acute patellar ... 4️⃣core, and hip ... with recurrent patella ... #PhysicalExam #Sports ... #Orthopedics #Knee
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... well-localized, dull, longer ... Pain #Mechanisms #Neurology ... #Differential # ... Diagnosis #Algorithm
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Campylobacter jejuni - HIV ... • Weakness: Starts ... Guillain-Barre Diagnosis ... Barre #Syndrome #diagnosis ... management #treatment #neurology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
soles, sides of fingers ... pruritus (e.g., fingers ... Psoriasis - Elbows, knees ... dermatology #rash #differential ... #diagnosis #skin
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... include a: • Neurologic ... signals in the inner ... #Diagnosis #otology