2570 results
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Microscopy and Casts ... - WBC Cast - ... RBC Cast - Fatty ... Cast - Waxy Cast ... - RTEC Cast
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
active IBD: IV Fe ... > PO FEFe Carboxymaltose ... & Fe Sucrose > ... IV FE formulations ... Receptor (sTfR) to differentiate
Granular & “Muddy Brown” Casts on Urine Microscopy
A. Finely granular cast B. slightly coarser granular cast
“Muddy Brown” Casts ... Finely granular cast ... coarser granular cast ... (mb) granular cast ... by a waxy (wx) cast
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Anemia/blood loss (Fe ... Thrombocytosis #Differential
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
• Urinary casts ... excretion of Sodium (FE ... Injury (AKI) FE ... Necrosis (ATN) FE ... leucocyte-esterase #urine #UNa #casts
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy - Casts ... Acellular Casts ... • Hyaline Casts ... "Muddy Brown" Casts ... Cellular Casts:
Mixed Cellular Casts on Urine Microscopy

Degenerating mixed cellular cast - brightfield, unstained - from patient with
Mixed Cellular Casts ... mixed cellular cast ... #Cellular #Casts
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Volume (MCV) - Differential ... TIBC increased - Fe ... normal/decreased - Fe ... #elevatedMCV #Differential
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Hyperphosphatemia - Differential ... Decreased Excretion FE ... HighPhosphate #Differential
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Excretion - Renal FE ... #LowPhosphate #Differential