10 results
Physical Exam findings in Lower Extremity DVT - Likelihood Ratios
 - Asymmetric calf swelling, ≥2 cm
Exam findings in Lower ... Extremity DVT - ... - Palpable cord ... Likelihood #Ratios #PhysicalExam ... #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
(CES) is usually ... - Emergency Causes ... : • Spinal cord ... • Transverse myelitis ... #causes #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Causes: 1. ... - Transverse myelitis ... MCTD, Sjogren syndrome ... , lower extremity
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
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Differential Diagnosis ... - Cirrhosis Syndrome ... the lung) - CNS ... e.g. pneumonia, COPD ... #Table #Causes
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Triceps power is ... #UpperLimb #Extremity ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... • Cauda Equina Syndrome ... Commonly caused ... Dermatomes #Myotomes #diagnosis ... sensory #motor #leg #physicalexam
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
both upper and lower ... consistent with a diagnosis ... experience, the cause ... decompress the spinal cord ... ophthalmology #physicalexam
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
anywhere in the CNS ... Lower motor neuron ... the differential diagnosis ... Similarly, the damaged lower ... LMN syndromes are
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... (hypertension, lower ... extremity edema ... and CNS • Headache ... • Transverse Myelitis