301 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... Emergency • Peroneal ... dorsum of foot and lateral ... Commonly caused ... by damage to peroneal
POCUS - Regional Anesthesia - Ankle Local Nerve Blocks

 - Tibial 
 - Saphenous
 - Deep
Regional Anesthesia - Ankle ... Saphenous - Deep Peroneal ... - Superficial Peroneal ... Local #Anesthesia #Ankle ... Ultrasound #Sural #Peroneal
Causes of Ascites
Normal Peritoneum
Portal hypertension (SAAG > 1.1 g/dL)
  1. Hepatic congestionl
Causes of Ascites ... Normal Peritoneum ... conditions - Peritoneal ... - Pseudomyxoma peritonei ... peritonitis #Ascites #Causes
Spiral fracture of the distal tibial shaft with 90 degrees of lateral angulation (so the lateral
90 degrees of lateral ... angulation (so the lateral ... the leg has the ankle ... fracture with mild lateral ... Ankle syndesmosis
Causes of Recurrent Pregnancy Loss - Differential Diagnosis Algorithm
Environmental:
 • Toxin (organic solvents, mercury, lead)
 •
Causes of Recurrent ... Genetic: • Maternal ... age • Maternal ... / paternal chromosomal ... Diagnosis #Algorithm #Causes
Important Orthopedic Angles
 • Calcaneum Fracture: 
    - Bohler's Angle
- Bohler's Angle ... - Gissane's Angle ... • Cobb’s angle ... tibia torsion, lateral ... tuberosity, tight lateral
Figure 3. Right upper quadrant view with patient in left lateral decubitus position, revealing an ‘enhancement
patient in left lateral ... enhancement of the peritoneal
Appendicitis on POCUS

Gorgeous appendicitis just beneath the peritoneal line with the psoas mm laterally.

Labeled Schematic: https://twitter.com/EUSmkh/status/841741820375797762

#Appendicitis
just beneath the peritoneal ... with the psoas mm laterally
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
Femoral Nerve Ankle ... Dorsiflexion L4 Deep Peroneal ... Nerve Ankle Plantarflexion
Pseudobulbar Affect
Characteristics (These episodes usually cause distress and impairment in occupational or social functioning):
 - Extreme
episodes usually cause ... Diseases: Amyotrophic Lateral ... Sclerosis (ALS) (*main cause ... Alzheimer's Disease, Bilateral