11 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... differential #diagnosis #table ... #neurology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... Heat injury, Heat stroke ... per day until stable ... Diagnosis #Management #causes ... #treatment #nephrology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Heat iniury, Heat stroke ... per day until stable ... Dialysis for severe hyperkalemia ... Management #Summary #causes ... #treatment
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Tumor lysis syndrome ... Impaired Renal Excretion ... SLE • Type IV RTA ... differential #diagnosis #causes ... potassium #high #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
• ↓ Renal K+ Excretion ... suggests ↓ renal excretion ... only if no clear cause ... Elimination (see Table ... #potassium #nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
(correction of hypokalemia ... • Cushing’s syndrome ... free cortisol excretion ... Mineralocorticoid excess syndromes ... Screening #Workup #table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Tumor lysis syndrome ... Impaired Renal Excretion ... SLE • Type IV RTA ... differential #diagnosis #causes ... potassium #high #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... plasma insulin (treatment ... exercise, Heat stroke ... #Causes #differential ... #diagnosis #nephrology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Blood transfusion, Hypercalcemia ... narrowing on MRA/CTA ... Constipation, Seizures, Stroke ... • Treatment of
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Regulating Renal Excretion ... Hyponatremia • Hypercalcemia ... Kidney stones caused ... Tolvaptan) • Treatment ... #Medications #Table