10 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... pain, sciatica, saddle ... Commonly caused ... #diagnosis #neurology ... sensory #motor #leg #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... Erb's Palsy is caused ... Extremity #Dermatomes #Myotomes ... #diagnosis #neurology ... sensory #motor #arm #physicalexam
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... - 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 ... Pressure: - Metabolic ... #Hypokalemia #diagnosis ... differential #potassium #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Metabolic alkalosis ... Liddle - Dr. ... Differential #Algorithm #Diagnosis ... #Causes #Workup ... #Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
seen if urine sample ... - Diagnostic of ... crystals may indicate metabolic ... Microscopy #Atlas #key #diagnosis ... #nephrology #casts
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... : Differential Diagnosis ... deficiency • Liddle ... #Differential #Diagnosis ... #Causes #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... - Differential Diagnosis ... Cushing's syndrome, Liddle ... #Algorithm #Nephrology ... #Causes
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... disequilibrium syndrome • Diagnosis ... Kidney stones caused ... kidney disease • Liddle ... Excretion #Diuresis #Nephrology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
The Neurological Evaluation ... Differential Diagnosis ... caseyalbin #PhysicalExam ... #neurology #comatose ... #diagnosis