11 results
Thyroid Function Tests (TFTs) and Interpretation

 • TSH, Free T4, Free T3
 • T3 Uptake
 •
Thyroid Function ... Tests (TFTs) and ... #Tests #TFTs #Interpretation ... endocrinology #diagnosis #laboratory ... #patterns #differential
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Algorithm - ... #Algorithm #diagnosis ... #differential # ... pulmonary #function ... #testing
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... periodic paralysis ... GI losses (NG suction ... #Differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... arrhythmias and paralysis ... differentiating kidney K wasting ... #diagnosis #Algorithm ... #differential #
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
periodic paralysis ... periodic paralysis ... hypomagnesemia), Eating ... , nasogastric suction ... #Causes #differential
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Insufficiency Differential ... Diagnosis Algorithm ... hyponatremia, hyperkalemia ... , hypoglycemia Testing ... ACTH) stimulation test
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
- Differential ... Diagnosis Algorithm ... Vomiting • NG suction ... #Nephrology #Differential ... #Diagnosis #Algorithm
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... decision for repeat testing ... LFTs #Abnormal #Algorithm ... Liver #Enzymes #Differential
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Pragmatic diagnostic algorithm ... confirmed via genetic testing ... in most cases; interpretation ... dependent upon local laboratory ... #diagnosis #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
) • Pulmonary function ... tests: obstructive ... Bronchoscopy Laboratory ... Sweat chloride test ... Bronchiectasis #pulmonary #differential