11 results
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Metabolic alkalosis ... Liddle - Dr. ... Differential #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
relaxation of the ankle ... and laboratory evaluation ... confirmed a diagnosis ... Woltmans #Signs #PhysicalExam ... Hypothyroidism #Ankle
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential Diagnosis ... Cushing's syndrome, Liddle ... #Algorithm #Nephrology ... #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... - Metabolic Alkalosis ... #Hypokalemia #diagnosis ... differential #potassium #nephrology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... pain, sciatica, saddle ... Commonly caused ... #neurology #sensory ... #motor #leg #physicalexam
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... Diagnosis ECF ... deficiency • Liddle ... #Differential #Diagnosis ... #Causes #nephrology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... Approach (when evaluation ... heart failure, neurologic ... and metabolic alkalosis ... Neurologic disorders
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... The evaluation should ... include a: • Neurologic ... cause unknown) ... #Differential #Diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic Alkalosis ... - Differential Diagnosis ... Cushing's syndrome, Liddle ... #Algorithm #Nephrology ... #Causes
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
• Metabolic alkalosis ... disequilibrium syndrome • Diagnosis ... Kidney stones caused ... kidney disease • Liddle ... Excretion #Diuresis #Nephrology