43 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... are visible, the pattern ... Radiology #Pulmonary #HRCT ... #Differential #Algorithm
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Differential Diagnosis Algorithm ... PHANTOMS): • Pattern ... CNS infection (e.g ... Differential #Diagnosis #Algorithm ... #neurology #PHANTOMS
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Differential Diagnosis Algorithm ... osmolality > 300 mosm/kg ... solute intake (e.g ... Differential #Diagnosis #Algorithm ... #nephrology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Hb > 16.5 g/dL/HCT ... : Hb > 16 g/dL/HCT ... Paraneoplastic (e.g ... Differential #Diagnosis #Algorithm
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Differential Diagnosis Algorithm ... Osmolality > 300 mmol/kg ... Polyuria scheme) e.g ... Hypernatremia #Nephrology ... Differential #Diagnosis #Algorithm
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypotonic HypoNatremia Algorithm ... Osm < 275 mosm/kg ... #Hyponatremia #Algorithm ... #Diagnosis #Nephrology
An Approach to Acute Dyspnea - Diagnostic Framework

From the HPI, PMH, vitals, focused physical exam (e.g.
physical exam (e.g ... one of 8 basic patterns ... Acute #Workup #Algorithm
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Principal patterns ... column lesion, e.g ... #Diagnosis #Neurology ... #Patterns #Sensory ... Review in Clinical Neurology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... vascular diseases (e.g
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... Osm <100 mOsm/kg ... Osm 100-200 mOsm/kg ... Differential #Diagnosis #Algorithm ... #causes #nephrology