18 results
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal ... cord syndromes ... positive Romberg sign ... Incomplete #spinalcord #syndromes ... #diagnosis #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... pathway and the spinal ... the hand. 3) Now ... #Reflex #Positive ... clinical #video #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
and LMN signs in ... and LMN signs to ... and LMN signs on ... EMG: LMN Signs in ... Lateral #Sclerosis #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
symptoms: • Severe low ... lower extremity reflexes ... bulbocavernosus reflex ... wink test - reflex ... diagnosis #causes #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Acute Spinal Cord ... -> Anterior spinal ... bladder and rectal reflex ... pathophysiology #signs ... #orthopedics #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology ... differential #algorithm
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... Cirrhosis, Nephrotic syndrome ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hypothyroidism, Low ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... • Euvolemic (Low ... Hypervolemic: Conn syndrome ... , Cushing syndrome ... #nephrology #sodium
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... - Low back pain ... - Narrowing of spinal ... Myotomes #diagnosis #neurology