2385 results
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
HypoNatremia Algorithm (Serum ... + < 135 meq/L, serum ... Diagnosis #Nephrology #Differential
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Laboratory Evaluation Serum ... dihydroxyvitamin D can help differentiate ... Endocrinology #Differential
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) Serum ... Urine Sodium 4) Serum ... #Hyponatremia #Differential
Ascites Differential Diagnosis Table - Serum Ascites Albumin Gradient (SAAG)

SAAG ≥ 1.1:
 • Cirrhosis
 • Portal
Ascites Differential ... Diagnosis Table - Serum ... MatthewHoMD #Ascites #Differential ... Diagnosis #Table #Serum
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Tubular Acidosis - Differential ... Algorithm Decreased Serum ... RTA Decreased Serum ... RTA Increased Serum ... Tubular #Acidosis #Differential
Hirsutism - Differential Diagnosis Algorithm
RAPID ONSET
Medications
 • Steroids
 • Danazol
 • Progestin Containing Contraceptives
Increased Serum Testosterone
Hirsutism - Differential ... Contraceptives Increased Serum ... Hypertrichosis Increased Serum ... #Hirsutism #Differential
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Pleural Effusion - Differential ... Fluid Protein/Serum ... Dehydrogenase (LDH)/Serum ... Fluid LDH > 2/3 Serum ... Pleural #Effusion #Differential
Abnormal Serum TSH - Differential Diagnosis Algorithm
Increased TSH
 • Hypothyroidism
 • Sub-clinical Hypothyroidism
 • Recovery from
Abnormal Serum TSH ... - Differential ... Toxicosis #TSH #Differential
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
urine magnesium x serum ... creatinine)/ [0.7 (serum ... Hypomagnesemia #algorithm #differential
Hyponatremia Differential Diagnosis Table

 • Step 1: Correct for hyperglycemia. Corrected Na = [(glucose - 100)/
Hyponatremia Differential ... repeat BMP • Serum ... #Hyponatremia #Differential