11 results
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
Acute Kidney Injury ... - Differential ... cell casts on UA ... renal tubular cell casts ... or pigmented casts
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... 34t5DgJ #Urinary #Casts ... #Differential #
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
- Differential ... Algorithm Red blood ... cells on urine ... microscopy. ... RBCs and/or RBC casts
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Red blood cells ... • Urinary casts ... Acute Kidney Injury ... leucocyte-esterase #urine #UNa #casts
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
age • 22 and 45 cases ... abnormal under the microscope ... abnormal under a microscope ... abnormal under the microscope ... count with differential
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Microbiology: Blood ... positive in 90% of IE cases ... #Differential # ... Diagnosis #cardiology #infectiousdiseases
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... Management Summary Causes ... UA positive for blood ... Cast formation: ... nephrotoxicity to kidney
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
osmolality helps to differentiate ... lower than 80% in cases ... Rise in blood urea ... the principal cells ... collecting duct in the kidneys
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... pulses, bruits, or blood ... musculoskeletal systems • Kidneys ... (PR3-ANCA)): Microscopic ... tract, and often causes
Peripelvic Cyst on Renal POCUS
60s f admitted with acute pyelonephritis, CT scan reveals no hydronephrosis/stone/abscess, continues
tenderness UA no blood ... , though exact pathology ... from peripelvic cysts ... may be a cause ... occasionally may cause