13 results
Acute Kidney Injury - Differential Diagnosis Framework
PRERENAL:
 - Intrarenal vasoconstriction-hemodynamically mediated
 - Systemic vasodilation
 - Volume
cells/proteinuria ... cell casts on UA ... renal tubular cell casts ... or pigmented casts ... Kidney #Injury #AKI
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
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Pathologic / Fragility ... - Skull/spine/Pelvis ... #MSK #Differential ... Diagnosis #Algorithm #Orthopedics ... #Causes
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Microscopic exam ... • Red blood cells ... • Urinary casts ... Kidney Injury (AKI ... leucocyte-esterase #urine #UNa #casts
Delayed Fracture Healing - Non-Union - Malunion - Differential Diagnosis Algorithm

Inflammation (Hours-Days) -> Soft Callus (Days-Weeks)
Delayed Fracture Healing ... • Premature cast ... NonUnion #Malunion #MSK ... Diagnosis #Algorithm #Orthopedics ... #Causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
EGPA) • Renal: (AKI ... sinus, nasal, hearing ... Goodpasture's cause ... reveals increasing blood ... hematuria, RBC casts
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
work properly, leading ... age • 22 and 45 cases ... abnormal under the microscope ... abnormal under a microscope ... count with differential
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
presence of protein, blood ... the supernatant leaving ... stain taken up by cells ... or casts and will ... protein matrix of casts
Borrelia recurrentis on Peripheral Blood Smear
23M Somali refugee recently arrived w/severe abd pain, confusion and fever
Pediculus humanus, AKA ... Northeast Africa with cases ... Several cases have ... recurrentis #BloodSmear #microscopy ... #pathology #clinical