39 results
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... discontinued) 3. ... secreting tumor 3. ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Hypernatremia Differential ... Workup Step #1 ... history Step #2 ... Uglucose Step #3 ... & desmopressin test
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential ... discrete buckets: 1. ... (low intake) 2. ... transcellular shift) 3. ... #workup #nephrology
Romberg's Test for Proprioception
History: First described in the 19th century in patients with tabes dorsalis (later
to perform: 1) ... with eyes open 2) ... Observe when patient closes ... the eyes 3) Observe ... #neurology #diagnosis
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Dix-Hallpike Maneuver for BPPV ... least suspected 3. ... 45° towards the test ... throughout the test ... DixHallpike #Maneuver #BPPV
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome 1) ... affecting both sides 2) ... - Inability to differentiate ... affecting both sides 3) ... : Stroke (main cause
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... PPV: proportion ... (68%) – 2 (95%) ... – 3 (99.7%) SEM ... but not on the causal
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... of ascites. 2) ... incisional). 3) ... Routine tests:
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... compression • Sciatica ... Excessive training 1) ... Pain 2) Pallor-bruising ... 3) Paralysis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Interpretation: 1. ... 3. ... mmol/L Step 1 ... Alkalosis Step 3 ... Diagnosis #Summary #Nephrology