Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... Diagnosis #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution ... Central #Peripheral #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
- Aspiration - Pulmonary ... Diagnosis #Radiology #Pulmonary ... HRCT #ChestCT #Differential ... #Table #Distribution ... #Upper #Lower #RadiologyAssistant
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 β€’ Poor oral intake
 β€’ Hemorrhage
 β€’ Renal loss
 β€’
Differential Diagnosis ... Algorithm Hypovolemic ... valvulopathy β€’ Pulmonary ... obstruction β€’ Pulmonary ... hypertension Distributive
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 β€’ Distributive: Sepsis, Anaphylaxis, Neurogenic
β€’ Distributive ... Pericardial tamponade, Pulmonary ... vasoactive drug pharmacology ... Vasoactive #Drugs #pharmacology ... management #comparison #table
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   β€’ Trauma
Shock - Differential ... Intractable vomiting Distributive ... flow) - Massive pulmonary ... #Differential # ... Classification #Table
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP #Clinical ... Cystic #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... Diagnosis #Radiology #Pulmonary ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... / Low SVR: β€’ Distributive ... β€’ Obstructive: Pulmonary ... #Differential # ... #criticalcare #algorithm
Non-ACS Myocardial Injury - Elevated Troponin Differential Diagnosis and Workup Algorithm

 β€’ Chronic Myocardial Injury: End
Elevated Troponin Differential ... Diagnosis and Workup Algorithm ... Pre-Coronarv): Shock ... , Non-Vascular Distribution ... Occlusion β€’ Stable