16 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... acidosis Step 5 - Differential ... failure - Adrenal ... - Vomiting, NG suction ... Base #Gas #VBG #differential
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Algorithm Clinical ... Weakness, fatigue, nausea ... , hypoglycemia Testing ... insufficiency • Low or normal
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Diagnosis Algorithm ... unclear (often the case ... then go to stim testing ... this indicates normal ... adrenal function
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm ... Destruction • Abnormal ... Disordered Platelet Function ... ASA) • Renal Disease
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... arrhythmias and paralysis ... from other causes ... syndrome, Congenital adrenal ... #differential #
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Algorithm Acidosis ... - Diarrhea pH Normal ... • Periodic paralysis ... Renal artery stenosis ... #Causes #Workup
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... function is normal ... Hypomagnesemia #algorithm ... #differential # ... diagnosis #causes
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... Amenorrhea - Differential ... Diagnosis Algorithm ... estrogen: • Functional ... (e.g. eating disorder
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... remember than the normal ... volume-based algorithm ... Cerebral Salt Wasting ... #Hyponatremia #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Most Common Causes ... - BAR >1.0 is abnormal ... ) • Pulmonary function ... Bronchoscopy Laboratory ... Bronchiectasis #pulmonary #differential