19 results
Here are very large, immature myeloblasts with many nucleoli. A distincitve feature of these blasts is
a linear red "Auer ... of crystallized granules ... #Clinical #Path ... Smear #Microscopy #Auer
A 37-year-old woman initially presented with pancytopenia and found to have leukopenia (2.1 × 103/μL) with
abundant cytoplasmic granules ... with occasional Auer ... decreased secondary granules ... consistent with Auer ... #Clinical #Path
Acute promyelocytic leukemia (blood). Typical morphologic features are bilobed ("butterfly") nuclei with dispersed chromatin, subtle to
overt cytoplasmic granules ... , and Auer rods. ... features in most cases ... KyleBradleyMD #Auer
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... tubular proteinuria, granular ... casts/RTE; blend ... Nephritis #AIN #Algorithm
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Causes of Hypocalcemia ... Differential Diagnosis Algorithm ... Hyperphosphatemia, High PTH ... Hyperphosphatemia, Low PTH ... #Causes #algorithm
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Determine whether PTH-dependent ... other hormonal causes ... for non-hormonal causes ... Differential #Diagnosis #algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Elevated PTH (High ... Hypercalcemia Low PTH ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Differential Diagnosis Algorithm ... Drug-Induced • Intact PTH ... sunlight • Other Causes ... Differential #Diagnosis #Algorithm ... #causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Complex Mediated (granular ... differential #diagnosis #algorithm
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Differential Diagnosis Algorithm ... Contraceptive Pill/Patch ... Differential #Diagnosis #Algorithm ... Endocrinology #Causes