34 results
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Juvenile T wave pattern ... Typical patterns ... to as 'strain" patterns ... #Cardiology #ECG ... #EKG #Electrocardiogram
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
There are two patterns ... negativity (25% of cases ... inverted (75% of cases ... Diagnosis #Cardiology #ECG ... #EKG #Wellens #
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... concentration (e.g ... #Nephrology #Differential ... #Causes
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Diagnosis Algorithm ... Polyuria = >3L ... solute intake (e.g ... Differential #Diagnosis #Algorithm ... #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... diuresis (see Polyuria ... scheme) e.g., mannitol ... Hypernatremia #Nephrology ... #Causes
ST segment elevation in acute myocardial ischemia

ST segment elevations with straight (horizontal, upsloping or downsloping) or
less likely to be caused ... the underlying cause ... Diagnosis #Cardiology #ECG ... #EKG #STEMI #STElevation ... #Ischemic #Patterns
Common EEG patterns in the ICU and their clinical Significance

#EEG #Patterns #Neurology #Diagnosis
Common EEG patterns ... Significance #EEG ... #Patterns #Neurology
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
Principal patterns ... Central cord lesion, e.g ... column lesion, e.g ... root lesions, e.g ... #Patterns #Sensory
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... SGLT2 inhibitors (e.g ... Hypercalcemia Polyuria ... Differential #Diagnosis #Causes ... #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