U Lalla

Affiliations

Division of Pulmonology, Department of Medicine, Faculty of Health Sciences, Stellenbosch University and Tygerberg Academic Hospital, Cape Town, South Africa. usha@sun.ac.za.

Publications (21)

A severity-of-illness score in patients with tuberculosis requiring intensive care.

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde

Avec: E M Irusen , B W Allwood , J J Taljaard , C F N Koegelenberg

Correlating arterial blood gas, acid-base and blood pressure abnormalities with outcomes in COVID-19 intensive care patients.

Annals of clinical biochemistry

Avec: Morne C Bezuidenhout , Owen J Wiese , Desiree Moodley , Elizna Maasdorp , Mogamat R Davids , Coenraad Fn Koegelenberg , Usha Lalla , Aye A Khine-Wamono , Annalise E Zemlin , Brian W Allwood

The utility of high-flow nasal oxygen for severe COVID-19 pneumonia in a resource-constrained setting: A multi-centre prospective observational study.

EClinicalMedicine

Avec: Gregory L Calligaro , Usha Lalla , Gordon Audley , Phindile Gina , Malcolm G Miller , Marc Mendelson , Sipho Dlamini , Sean Wasserman , Graeme Meintjes , Jonathan Peter , Dion Levin , Joel A Dave , Ntobeko Ntusi , Stuart Meier , Francesca Little , Desiree L Moodley , Elizabeth H Louw , Andre Nortje , Arifa Parker , Jantjie J Taljaard , Brian W Allwood , Keertan Dheda , Coenraad F N Koegelenberg

The aetiology of severe community-acquired pneumonia requiring intensive care unit admission in the Western Cape Province, South Africa.

African journal of thoracic and critical care medicine

Avec: A Mazaza , J J Taljaard , T J John , K G John , J Slabbert , C F N Koegelenberg

Corticosteroids in critical COVID-19: Are all corticosteroids equal?

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde

Avec: E M Du Plessis , B W Allwood , E H Louw , A Nortje , A Parker , J J Taljaard , B T Ayele , P S Nyasulu , C F N Koegelenberg

The frequency of acid-base disorders on admission to the intensive care and its association with in-hospital outcome, Cape Town, South Africa: a retrospective cohort study.

The Pan African medical journal

Avec: Nokwanda Sithole , Usha Lalla , Mogamat Razeen Davids , Mogamat-Yazied Chothia

Clinical characteristics associated with mortality of COVID-19 patients admitted to an intensive care unit of a tertiary hospital in South Africa.

PloS one

Avec: Peter S Nyasulu , Birhanu T Ayele , Coenraad F Koegelenberg , Elvis Irusen , Usha Lalla , Razeen Davids , Yazied Chothia , Francois Retief , Marianne Johnson , Stephen Venter , Renilda Pillay , Hans Prozesky , Jantjie Taljaard , Arifa Parker , Eric H Decloedt , Portia Jordan , Sa'ad Lahri , M Rafique Moosa , Muhammad Saadiq Moolla , Anteneh Yalew , Nicola Baines , Padi Maud , Elizabeth Louw , Andre Nortje , Rory Dunbar , Lovemore N Sigwadhi , Veranyuy D Ngah , Jacques L Tamuzi , Annalise Zemlin , Zivanai Chapanduka , René English , Brian W Allwood

Rapidly progressive respiratory failure due to antisynthetase syndrome related interstitial lung disease.

Respirology case reports

Avec: Marwan Almubarek , Darryl P Boy , Usha Lalla , Brian W Allwood , Elvis M Irusen , Coenraad F N Koegelenberg

A tale of two waves: characteristics and outcomes of COVID-19 admissions during the Omicron-driven fourth wave in Cape Town, South Africa, and implications for the future.

IJID regions

Avec: Muhammad Saadiq Moolla , Tongai Gibson Maponga , Haroon Moolla , Eve Kollenberg , Samantha Anie , Aisha Moolla , Desiree Moodley , Usha Lalla , Brian W Allwood , Neshaad Schrueder , Wolfgang Preiser , Coenraad Fn Koegelenberg , Arifa Parker

The optimal management of the patient with COVID-19 pneumonia: HFNC, NIV/CPAP or mechanical ventilation?

African journal of thoracic and critical care medicine

Avec: A G B Broadhurst , C Botha , G Calligaro , C Lee , C F N Koegelenberg , P D Gopalan , I A Joubert , G A Richards , B W Allwood

Clinical evolution, management and outcomes of patients with COVID-19 admitted at Tygerberg Hospital, Cape Town, South Africa: a research protocol.

BMJ open

Avec: Brian W Allwood , Coenraad Fn Koegelenberg , Elvis Irusen , Usha Lalla , Razeen Davids , Yazied Chothia , Ryan Davids , Hans Prozesky , Jantjie Taljaard , Arifa Parker , Eric Decloedt , Portia Jordan , Sa'ad Lahri , Rafique Moosa , Neshaad Schrueder , Riette Du Toit , Abraham Viljoen , Rene English , Birhanu Ayele , Peter Nyasulu , Auteur inconnu

Leadership and early strategic response to the SARS-CoV-2 pandemic at a COVID-19 designated hospital in South Africa.

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde

Avec: A Parker , S Karamchand , N Schrueder , S Lahri , H Rabie , A Aucamp , R Abrahams , P Ciapparelli , D S Erasmus , M F Cotton , R Leisegang , J Meintjes , R Mistry , M R Moosa , A Mowlana , C F N Koegelenberg , H Prozesky , W Smith , M Van Schalkwyk , J J Taljaard

African journal of thoracic and critical care medicine

Avec: A M Aboshakwa , E M Irusen , C F N Koegelenberg

Comparison of patients with severe COVID-19 admitted to an intensive care unit in South Africa during the first and second wave of the COVID-19 pandemic.

African journal of thoracic and critical care medicine

Avec: C F N Koegelenberg , B W Allwood , L N Sigwadhi , E M Irusen , A E Zemlin , T E Masha , R T Erasmus , Z C Chapanduka , H Prozesky , J Taljaard , A Parker , E H Decloedt , F Retief , T P Jalavu , V D Ngah , A Yalew , J L Tamuzi , N Baines , M McAllister , A Zumla , P S Nyasulu

Fatal sequelae of hydrogen sulphide poisoning.

Respirology case reports

Avec: Nadirah Goolam , Raisa Bhikoo , Coenraad F N Koegelenberg , Usha Lalla

An outbreak within an outbreak: The impact of Infection Prevention and Control strategies on hospital-acquired infections and the occurrence of multi-drug resistant organisms during the COVID-19 pandemic.

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde

Avec: B Mashigo , A Parker , B W Allwood , M S Moolla , T Lovelock , C F N Koegelenberg

The association between acid-base status and clinical outcome in critically ill COVID-19 patients admitted to intensive care unit with an emphasis on high anion gap metabolic acidosis.

Annals of clinical biochemistry

Avec: Annalise E Zemlin , Lovemore N Sigwadhi , Owen J Wiese , Thumeka P Jalavu , Zivanai C Chapanduka , Brian W Allwood , Jacques L Tamuzi , Coenraad F Koegelenberg , Elvis M Irusen , Usha Lalla , Veranyuy D Ngah , Anteneh Yalew , Rajiv T Erasmus , Tandi E Matsha , Alimuddin Zumla , Peter S Nyasulu , Auteur inconnu

Predicting COVID-19 outcomes from clinical and laboratory parameters in an intensive care facility during the second wave of the pandemic in South Africa.

IJID regions

Avec: Brian W Allwood , Coenraad F Koegelenberg , Veranyuy D Ngah , Lovemore N Sigwadhi , Elvis M Irusen , Usha Lalla , Anteneh Yalew , Jacques L Tamuzi , Marli McAllister , Annalise E Zemlin , Thumeka P Jalavu , Rajiv Erasmus , Zivanai C Chapanduka , Tandi E Matsha , Isaac Fwemba , Alimuddin Zumla , Peter S Nyasulu , Auteur inconnu

Latent class analysis: an innovative approach for identification of clinical and laboratory markers of disease severity among COVID-19 patients admitted to the intensive care unit.

IJID regions

Avec: Lovemore N Sigwadhi , Jacques L Tamuzi , Annalise E Zemlin , Zivanai C Chapanduka , Brian W Allwood , Coenraad F Koegelenberg , Elvis M Irusen , Usha Lalla , Veranyuy D Ngah , Anteneh Yalew , Perseverence Savieri , Isaac Fwemba , Thumeka P Jalavu , Rajiv T Erasmus , Tandi E Matsha , Alimuddin Zumla , Peter S Nyasulu , Auteur inconnu

Immunologic and vascular biomarkers of mortality in critical COVID-19 in a South African cohort.

Frontiers in immunology

Avec: Jane Alexandra Shaw , Maynard Meiring , Candice Snyders , Frans Everson , Lovemore Nyasha Sigwadhi , Veranyay Ngah , Gerard Tromp , Brian Allwood , Coenraad F N Koegelenberg , Elvis M Irusen , Usha Lalla , Nicola Baines , Annalise E Zemlin , Rajiv T Erasmus , Zivanai C Chapanduka , Tandi E Matsha , Gerhard Walzl , Hans Strijdom , Nelita du Plessis , Alimuddin Zumla , Novel Chegou , Stephanus T Malherbe , Peter S Nyasulu

HIV and SARS-CoV-2 co-infection: The diagnostic challenges of dual pandemics.

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde

Avec: A Parker , J Shaw , S Karamchand , S Lahri , N Schrueder , M-Y Chothia , A Mowlana , B W Allwood , C F N Koegelenberg , J J Taljaard

Réseau de co-auteurs

Usha Lalla 12 collaborations

C F N Koegelenberg 9 collaborations

Brian W Allwood 9 collaborations

B W Allwood 6 collaborations

J J Taljaard 5 collaborations

Annalise E Zemlin 5 collaborations

A Parker 5 collaborations

Peter S Nyasulu 5 collaborations

Elvis M Irusen 5 collaborations

Arifa Parker 4 collaborations

Coenraad F N Koegelenberg 4 collaborations

Coenraad F Koegelenberg 4 collaborations

Anteneh Yalew 4 collaborations

Lovemore N Sigwadhi 4 collaborations

Veranyuy D Ngah 4 collaborations

Jacques L Tamuzi 4 collaborations

None None 4 collaborations

Zivanai C Chapanduka 4 collaborations

Tandi E Matsha 4 collaborations

Alimuddin Zumla 4 collaborations

E M Irusen 3 collaborations

Coenraad Fn Koegelenberg 3 collaborations

Thumeka P Jalavu 3 collaborations

Rajiv T Erasmus 3 collaborations

Owen J Wiese 2 collaborations

Desiree Moodley 2 collaborations

Andre Nortje 2 collaborations

P S Nyasulu 2 collaborations

Elvis Irusen 2 collaborations

Razeen Davids 2 collaborations

Yazied Chothia 2 collaborations

Hans Prozesky 2 collaborations

Jantjie Taljaard 2 collaborations

Portia Jordan 2 collaborations

Sa'ad Lahri 2 collaborations

Muhammad Saadiq Moolla 2 collaborations

Nicola Baines 2 collaborations

Neshaad Schrueder 2 collaborations

S Karamchand 2 collaborations

N Schrueder 2 collaborations

S Lahri 2 collaborations

A Mowlana 2 collaborations

H Prozesky 2 collaborations

Isaac Fwemba 2 collaborations

Morne C Bezuidenhout 1 collaboration

Elizna Maasdorp 1 collaboration

Mogamat R Davids 1 collaboration

Aye A Khine-Wamono 1 collaboration

Gregory L Calligaro 1 collaboration

Gordon Audley 1 collaboration

Phindile Gina 1 collaboration

Malcolm G Miller 1 collaboration

Marc Mendelson 1 collaboration

Sipho Dlamini 1 collaboration

Sean Wasserman 1 collaboration

Graeme Meintjes 1 collaboration

Jonathan Peter 1 collaboration

Dion Levin 1 collaboration

Joel A Dave 1 collaboration

Ntobeko Ntusi 1 collaboration

Stuart Meier 1 collaboration

Francesca Little 1 collaboration

Desiree L Moodley 1 collaboration

Elizabeth H Louw 1 collaboration

Jantjie J Taljaard 1 collaboration

Keertan Dheda 1 collaboration

A Mazaza 1 collaboration

T J John 1 collaboration

K G John 1 collaboration

J Slabbert 1 collaboration

E M Du Plessis 1 collaboration

E H Louw 1 collaboration

A Nortje 1 collaboration

B T Ayele 1 collaboration

Nokwanda Sithole 1 collaboration

Mogamat Razeen Davids 1 collaboration

Mogamat-Yazied Chothia 1 collaboration

Birhanu T Ayele 1 collaboration

Francois Retief 1 collaboration

Marianne Johnson 1 collaboration

Stephen Venter 1 collaboration

Renilda Pillay 1 collaboration

Eric H Decloedt 1 collaboration

M Rafique Moosa 1 collaboration

Padi Maud 1 collaboration

Elizabeth Louw 1 collaboration

Rory Dunbar 1 collaboration

Annalise Zemlin 1 collaboration

Zivanai Chapanduka 1 collaboration

René English 1 collaboration

Marwan Almubarek 1 collaboration

Darryl P Boy 1 collaboration

Tongai Gibson Maponga 1 collaboration

Haroon Moolla 1 collaboration

Eve Kollenberg 1 collaboration

Samantha Anie 1 collaboration

Aisha Moolla 1 collaboration

Wolfgang Preiser 1 collaboration

A G B Broadhurst 1 collaboration

C Botha 1 collaboration

G Calligaro 1 collaboration

C Lee 1 collaboration

P D Gopalan 1 collaboration

I A Joubert 1 collaboration

G A Richards 1 collaboration

Ryan Davids 1 collaboration

Eric Decloedt 1 collaboration

Rafique Moosa 1 collaboration

Riette Du Toit 1 collaboration

Abraham Viljoen 1 collaboration

Rene English 1 collaboration

Birhanu Ayele 1 collaboration

Peter Nyasulu 1 collaboration

H Rabie 1 collaboration

A Aucamp 1 collaboration

R Abrahams 1 collaboration

P Ciapparelli 1 collaboration

D S Erasmus 1 collaboration

M F Cotton 1 collaboration

R Leisegang 1 collaboration

J Meintjes 1 collaboration

R Mistry 1 collaboration

M R Moosa 1 collaboration

W Smith 1 collaboration

M Van Schalkwyk 1 collaboration

A M Aboshakwa 1 collaboration

L N Sigwadhi 1 collaboration

A E Zemlin 1 collaboration

T E Masha 1 collaboration

R T Erasmus 1 collaboration

Z C Chapanduka 1 collaboration

J Taljaard 1 collaboration

E H Decloedt 1 collaboration

F Retief 1 collaboration

T P Jalavu 1 collaboration

V D Ngah 1 collaboration

A Yalew 1 collaboration

J L Tamuzi 1 collaboration

N Baines 1 collaboration

M McAllister 1 collaboration

A Zumla 1 collaboration

Nadirah Goolam 1 collaboration

Raisa Bhikoo 1 collaboration

B Mashigo 1 collaboration

M S Moolla 1 collaboration

T Lovelock 1 collaboration

Marli McAllister 1 collaboration

Rajiv Erasmus 1 collaboration

Perseverence Savieri 1 collaboration

Jane Alexandra Shaw 1 collaboration

Maynard Meiring 1 collaboration

Candice Snyders 1 collaboration

Frans Everson 1 collaboration

Lovemore Nyasha Sigwadhi 1 collaboration

Veranyay Ngah 1 collaboration

Gerard Tromp 1 collaboration

Brian Allwood 1 collaboration

Gerhard Walzl 1 collaboration

Hans Strijdom 1 collaboration

Nelita du Plessis 1 collaboration

Novel Chegou 1 collaboration

Stephanus T Malherbe 1 collaboration

J Shaw 1 collaboration

M-Y Chothia 1 collaboration