16 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There ... many different causes ... the commonest cause ... #Palsy #Neurology ... #Signs #Symptoms
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Bell's Phenomenon ... Physical Exam Carles ... Bell realized that ... #Phenomenon #Sign ... ophthalmology #neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
diuretics • NSAIDs ... • Recent IV potassium ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
diuretics • NSAIDs ... • Recent IV potassium ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... kidney tubular cells ... Monitor potassium ... Diagnosis #Management #causes ... #treatment #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
K+, ACEi/ARBs, NSAIDs ... only if no clear cause ... Drives K+ into cells ... Management #Treatment #potassium ... #nephrology #K
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
diffusion of K+ out of cells ... may cause serum ... To prevent hypokalemia ... Signs/Symptoms/Complications ... Abdominal pain, nausea
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... of UMN and LMN signs ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... WBC >100k, + lab signs ... Lysis of tumor cells ... hydration - Hyperkalemia
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... → Syncope • Signs ... Hyperventilation, Dizziness, Nausea ... Hypocalcemia - Hyperkalemia ... differential #diagnosis #causes