21 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... ultrasound; MRA; abdominal ... h of infusion Adrenal ... CT scan, adrenal ... #Differential #Diagnosis
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
/vomiting • Abdominal ... Serum DHEAS Diagnosis ... clue • Blood tests ... ACTH stimulation test ... endocrinology #diagnosis
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Differential Diagnosis ... Weakness, fatigue, nausea ... volume depletion, abdominal ... ACTH) stimulation test ... #Differential #Diagnosis
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
: Most Common Cause ... Adrenalitis Other causes ... ) w/ anorexia, abdominal ... A STIM test can ... ACTH STIM TEST:
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... ) - Prerenal, Renal ... Urethral stricture/valves ... /phimosis #Diagnosis ... GrepMed Recommended Text
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
will correctly diagnose ... a case, or the ... that any given case ... it has a narrow focus ... #Epidemiology #Sensitivity
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
dysfunction Epidemiology ... bouts of HTN Diagnostic ... Myelitis Diagnosis ... negative, MOG-IgG test ... #Myelitis #diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
non-productive cough, nausea ... Disease: Jaundice + renal ... disease ARDS Diagnosis ... : • Epidemiologic ... agglutination - test
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
USMLE Epidemiology ... disease who test ... how related two values ... rishimd #USMLE #Epidemiology ... #calculations #diagnosis
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
identify non-calculus causes ... of flank or abdominal ... pain: diagnoses ... MRI - Limited value ... for non-calculus causes