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Primary and Secondary Headache Types - Differential Classification

- By Dr. Eric Strong @DrEricStrong

#Headaches #Primary #Secondary #Types
Primary and Secondary ... Headache Types ... - Differential Classification ... #Differential # ... #Table
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
Diagnostic Approach to Hyperkalemia ... transplant - SLE High ... Renin - Primary ... #Algorithm #diagnosis ... #differential #
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Algorithm Primary ... • Unregulated Conversion ... #Differential # ... Diagnosis #Algorithm
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased ... Normal, Renin High ... : • Primary hypoaldosteronism ... nephrology #potassium #differential
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Algorithm Elevated ... PTH (High or normal ... ): • Primary Hyperparathyroidism ... #Differential #
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Ureterosigmoidostomy Urinary ... and 2, but not type ... Low #Potassium #Table ... #Classification
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
Diagnostic algorithm ... sensitivity for correct classification ... FHH and 12% of primary ... #Workup #Differential ... #Algorithm
Types of Renal Calculi

Calcium oxalate
 - Interstitial apatite plaque, Low urine volume, Increased urinary calcium excretion,
Types of Renal Calculi ... hypercalciuria, Hypercalcemia ... hypercalciuria, Hypercalcemia ... Mycoplasma infections, High ... Renal #stones #differential
Hyperuricemia - Differential Diagnosis Algorithm
Primary - Over-production
     • Increased turnover of nucleotides
Primary
Hyperuricemia - Differential ... Diagnosis Algorithm ... of nucleotides Primary ... Drug-induced • High ... Sarcoidosis • Hypercalcemia
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... hyponatremia, hyperkalemia ... insufficiency likely: • High ... baseline ACTH - Primary