13 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... polyneuropathy (e.g ... Hyperreflexia: • Hypocalcemia ... differential #diagnosis #table ... #neurology
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization causes ... #Diagnosis #Hyperkalemia ... #EKG #ECG #Changes ... #Progression #Table
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Medications (e.g ... cisplatin) - Chronic hypercalcemia ... - Chronic hypokalemia ... Differential #Diagnosis #Table ... #Causes
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
• LDH ↑ • Hyperkalemia ... Hyperphosphatemia • Hypocalcemia ... /Late - Hypercalcemia ... Dialysis for severe hyperkalemia ... #treatment #nephrology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Elimination (see Table ... emcrit.org/ibcc/hyperkalemia ... management of hyperkalemia ... #Hyperkalemia
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
uropathy, Metabolic causes ... (e.g., hypokalemia ... , hypercalcemia) ... disease, Drugs (e.g ... Classification #Types #Nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
with previously stable ... hypertension and signs ... disorders including hypokalemia ... renal bruit or signs ... Hyperthyroidism, Hypercalcemia
Causes of Hyperkalemia - Intercellular Shift - Differential Diagnosis Algorithm
Transcellular Shift - Appropriate renal excretion (GFR,
Causes of Hyperkalemia ... • Cell Lysis (e.g ... • Digoxin #Hyperkalemia ... IntercellularShift #Nephrology ... Diagnosis #Algorithm #Causes
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... • Low EABV (e.g ... • NSAlDs #Hyperkalemia ... IntercellularShift #Nephrology ... Diagnosis #Algorithm #Causes
Pseudohyperkalemia vs Reverse Hyperkalemia

Pseudohyperkalemia and reverse pseudohyperkalemia are both conditions where potassium levels appear falsely elevated.

Pseudohyperkalemia:
This
Pseudohyperkalemia vs Reverse Hyperkalemia ... • No clinical signs ... of hyperkalemia ... No symptoms of hyperkalemia ... Pseudohyperkalemia #Reverse #Hyperkalemia