105 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... Differential Diagnosis Algorithm ... Respiratory Acidosis (pCO2 ... Differential #Diagnosis #Algorithm ... #Causes #Compensation
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
input to (in this case ... left (known as ptosis ... etiology in this case ... Ophthalmology #Photo ... Horners #Syndrome #Ptosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... bloodgas #Acid #Base
Amblyopia - Lazy Eye - Differential Diagnosis Algorithm
Deprivational - Obstruction of Visual Axis:
 • Ptosis
 •
Differential Diagnosis Algorithm ... Visual Axis: • Ptosis ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... • Look for ptosis ... depressed, abducted, ptosis ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Physical Exam The case ... there is a drop in SaO2 ... to 90% (and in paO2
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
Acid Base and Blood ... 2. pCO2 - What’s ... the pCO2? ... acidbase #workup #algorithm
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
demonstrated the classic miosis ... and ptosis (both ... experience, the cause ... surgery; as in our case
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Differential Diagnosis Algorithm ... Dysphagia • Ptosis ... Differential #Diagnosis #Algorithm ... #Causes
Basic algorithm for diagnosis and management of hoarseness

Image Source: Peng  KA , Kim I,
Basic algorithm ... Surgery: A case ... based clinical review ... www.amazon.com/Surgery-Case