1849 results
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Hemorrhage • Renal loss ... Gastrointestinal loss ... valvulopathy • Pulmonary ... obstruction • Pulmonary
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
fatigue, weight loss ... polyarthritis • Pulmonary ... Symptoms #Signs #Pulmonary
Capnography Waveforms
Sudden loss of waveform
 • ET tube disconnected, dislodged, kinked or obstructec
 • Loss of
Waveforms Sudden loss ... obstructec • Loss ... #EndTidalCO2 #pulmonary
There are about a dozen x-ray findings, but two of them are especially important: Loss of
especially important: Loss ... aortic knob/aortic-pulmonary
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
sweats, weight loss ... Abscess #Diagnosis #Pulmonary
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Algorithm • Blood loss ... Hemodialysis • Iron loss ... athletic training, Pulmonary ... Structural problem (loss
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Clubbing of nails • Loss ... Wasting and weight loss ... stigmata of cor pulmonale ... • Pulmonary artery ... attenuation • Volume loss
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
sTfR • Blood loss ... Hemodialysis • Iron loss ... athletic training, Pulmonary
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
+systemic: wt loss ... +systemic: wt loss ... systemic: fatigue, wt loss ... Lung #Diseases #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Muscular Weakness, Loss ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary