9 results
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... result in permanent neurologic ... in deep tendon reflexes ... #differential #diagnosis ... #neurology
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 ... : • Spinal cord ... • Provocative Tests ... absent anal wink test ... #causes #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... respiratory drive due to neurologic ... injury or sedatives ... failure • There are ... Pneumonia, asthma, COPD
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... Awareness • Injury ... Casey Albin MD @ ... #PhysicalExam #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... extensors of the arms ... Spasticity - Reflexes ... should be ordered ... #management #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Causes: 1. ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... #neurology #differential
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
liver or renal injury ... tests before beginning ... output - Acute pulmonary ... - Compartment syndrome ... gluconeogenesis Liver Injury
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
, and stop for short ... frequent sighs should ... hyperventilation syndrome—a ... Breathing #Patterns #Pulmonary ... Abnormalities #Abnormal #Diagnosis