31 results
Plasmodium Falciparum Blood Smear.
Key features suggesting Plasmodium falciparum:
- extreme parasitemia
- normocytic RBCs (vivax, ovale prefer big
Falciparum Blood Smear ... human malaria cases ... rare in blood smears ... Falciparum #Blood #Smear ... peripheral #clinical #microscopy
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Tuberculosis Testing ... ACTIVE TB AFB smear ... microscopy • Testing ... of a NAAT on a smear-positive ... Testing #Diagnosis #Workup
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
Differential Diagnosis Workup ... Algorithm Primary ... metastasis, or tuberculosis ... Differential #Diagnosis #Workup ... #Algorithm #endocrinology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
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Pott's Disease in Tuberculosis ... extrapulmonary cases ... Mycobacterium tuberculosis ... Detection of AFB by smear ... microscopy Management
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 ... nephritis, renal tuberculosis ... #Differential #Microscopy
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Differential Diagnosis Algorithm ... /uL Initial Workup ... acid, peripheral smear ... Differential #Diagnosis #Algorithm ... #hematology #workup
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... proteinuria, granular casts ... Nephritis #AIN #Algorithm
Urinary Tract Tuberculosis - Contrast-enhanced computed tomography (CT) of the abdomen showed mild dilatation of the
Urinary Tract Tuberculosis ... CT #Urogenital #Tuberculosis ... #Pyuria #Smear ... AcidFastBacilli #Microscopy
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... proteinuria, RBC casts ... Hematuria #Diagnosis #Algorithm ... #Workup #urology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
PROBLEM ~80% of AKI cases ... Assess UA w/ microscopy ... for WBCs, RBCs, casts ... KidneyInjury #simplified #workup