28 results
Corynebacterium diphtheriae on Culture and Microscopy
Corynebacterium diphtheriae, the cause of vaccine-preventable diphtheria.

Matching name to features:
"Coryne" (korune)
diphtheriae on Culture ... and Microscopy ... diphtheriae, the cause ... #diphtheriae #Culture ... #Microscopy #clinical
Cyanide Toxicity 
Treatment:
1) Hydroxocobalamin + Cyanide = Cyanocobalamin (nontoxic) 
   or 
2) Amyl nitrite
Amyl nitrite - causes ... Methemoglobin binds ... Toxicity #Toxicology #Pathophysiology
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Aortic Stenosis (rings ... Aortic Stenosis (rings ... Chordae Tendinae • Rupture ... • Infarct • Rupture ... Diagnosis #Algorithm #causes
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
P. falciparum causes ... human malaria cases ... Seeing ONLY trophs/rings ... peripheral #clinical #microscopy
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
dipstick, urine microscopy ... osmolarity If cause ... including blood culture ... , urine culture, ... Diagnosis #nephrology #causes
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
involved in >50% of cases ... & often a +ve culture ... S.A. can also be caused ... SepticArthritis #pathophysiology
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... most possible causes ... IF-Cbl complex binds ... #Differential #Causes ... #Diagnosis #Pathophysiology
Coccidioides on culture and microscopy

This was coccidioides sp (in this particular case was posadasii, although morphologically
Coccidioides on culture ... and microscopy ... this particular case ... #Coccidioides #culture ... #microscopy #clinical
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
Fluorochrome that binds ... preparation from culture ... #microbiology #microscopy
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
fractures in elderly Causes ... remodeling -> Microscopic ... #differential #causes ... #pathophysiology