15 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Algorithm Defining ... • Skin and/or ... #algorithm #causes ... #nephrology #potassium
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Primary and Secondary ... - Differential Diagnosis ... Algorithm Primary ... #HTN #Cardiology ... #Algorithm #causes
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... Diagnosis of Macroscopic ... RBC’s, RBC/WBC casts ... suggest intrinsic renal ... #EM #IM #Urology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Differential Diagnosis ... with previously stable ... heart failure, neurologic ... Neurologic disorders
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
Classification of ... Histiocytosis and ... Acquired - Primary renal ... uropathy, Metabolic causes ... #Diagnosis #Differential
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... halt nail growth (e.g ... discoloration) • Chronic renal ... #Differential #Diagnosis ... #Algorithm #causes
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Diamond-Forrester classification ... , and the HEART ... - History - EKG ... ACS #Evaluation #diagnosis ... #Algorithm #cardiology
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
- Differential Diagnosis ... Pathologic fracture secondary ... breast, prostate, renal ... #causes #primarycare ... #table
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
is desirable, e.g ... obstruction - Able ... identify non-calculus causes ... for non-calculus causes ... stones #calculus #Radiology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Polycythemia Vera Secondary ... Polycythemia - Acquired Causes ... Hypoxia-independent: Post-renal ... Paraneoplastic (e.g ... Matthew Ho, MD