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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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
Drugs Implicated in Hemolytic Anemia
 β€’ Hapten (Drug binding to RBC membrane): Penicillin, Cephalosporin, Tetracycline, Tolbutamide,
Drugs Implicated ... #medications #Hemolytic ... #Anemia #differential ... #diagnosis #pharmacology ... #table
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
gravitational distribution ... #Clinical #Radiology ... Carcinomatosis #Mimic ... Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
perilymphatic distribution ... #Clinical #Diagnosis ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Drugs Used for the Treatment of COVID-19 Infection

** Editor Note (from ophthalmology MD input) - Hydroxychloroquine/chloroquine
Drugs Used for the ... highlighted circle= clinical ... #Medications #Treatment ... #COVID19 #Pharmacology ... #Table #Management
Pharmaceutical agents other than olmesartan have been reported to cause villous atrophy on occasion and are
are listed in Table ... frequent cause of drug-induced ... #Pharmacology #Drugs ... #Induced #Medications ... #Differential #
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Differential diagnosis ... have a random distribution ... #Clinical #Diagnosis ... Comparison #Metastases #Mimic ... #RadiologyAssistant
Daliresp (Roflumilast) 
Indication: Reduce risk of COPD exacerbations 
Drug Class: Selective Phosphodiesterase-4 (PDE4) Inhibitor 
GOLD 2019
exacerbations Drug ... Dosing: 250 mcg tablet ... the use of this medication ... won’t have any clinical ... #Pharmacology #
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... strong lower zone distribution ... #Clinical #Diagnosis ... HypersensitivityPneumonitis #Fibrosis #Mimic ... #ILD #RadiologyAssistant
Drug-induced Hemolysis in G6PD Deficiency
Medicines and other substances likely to be UNSAFE in moderate to severe
Drug-induced Hemolysis ... DrugInduced #Hemolysis #Pharmacology ... #Differential # ... Diagnosis #Table ... #Medications